[gcc(refs/vendors/microsoft/heads/releases/gcc-11)] Update Ubuntu environment to 22.04 since 18.04 environment is no longer supported by github actions.

[gcc(refs/vendors/microsoft/heads/releases/gcc-11)] Update Ubuntu environment to 22.04 since 18.04 environment is no longer supported by github actions.

[Eugene Rozenfeld]

https://gcc.gnu.org/g:37a78f3af8f438b3579ed68c51366951254603e9

commit 37a78f3af8f438b3579ed68c51366951254603e9
Author: Eugene Rozenfeld <erozen@microsoft.com>
Date:   Tue Apr 18 18:41:19 2023 -0700

    Update Ubuntu environment to 22.04 since 18.04 environment is no longer supported by github actions.

Diff:
---
 .github/scripts/configure-gcc.sh              | 15 ++-------------
 .github/workflows/build.yaml                  |  2 +-
 .github/workflows/delete-merge-branches.yaml  |  2 +-
 .github/workflows/package-rpm.yaml            |  2 +-
 .github/workflows/package-source-tarball.yaml |  2 +-
 .github/workflows/test-gcc.yaml               |  4 ++--
 .github/workflows/update-main.yaml            | 10 +++++-----
 7 files changed, 13 insertions(+), 24 deletions(-)

diff --git a/.github/scripts/configure-gcc.sh b/.github/scripts/configure-gcc.sh
index 69434f8a7bd..01362bd6bf8 100755
--- a/.github/scripts/configure-gcc.sh
+++ b/.github/scripts/configure-gcc.sh
@@ -22,19 +22,8 @@
 
 sudo apt update
 
-# Install gcc 7 and g++ 7
-sudo apt-get install gcc-7 g++-7 g++-7-multilib libstdc++-7-doc  binutils-doc build-essential cpp-doc gcc-7-doc libstdc++6-7-dbg lib32stdc++6-7-dbg libx32stdc++6-7-dbg make autoconf automake libtool flex bison gdb gawk gcc-doc gfortran libgfortran3 libgcc1-dbg libgomp1-dbg libitm1-dbg libatomic1-dbg libasan4-dbg liblsan0-dbg libtsan0-dbg libubsan0-dbg libcilkrts5-dbg libmpx2-dbg libquadmath0-dbg glibc-doc python lynx -y
-
-# Redirect gcc and g++ to the installed versions
-sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 60 
-sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 60
-
-# Redirect cc and c++ to the installed gcc and g++ versions:		
-sudo update-alternatives --install /usr/bin/cc cc /usr/bin/gcc 30
-sudo update-alternatives --set cc /usr/bin/gcc
-		
-sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++ 30
-sudo update-alternatives --set c++ /usr/bin/g++
+# Install gcc 11 and g++ 11
+sudo apt-get install binutils-doc cpp-doc gdb gcc-doc gcc-multilib glibc-source glibc-doc python2 lynx -y
 
 sudo apt install -y texinfo
 sudo apt-get install -y dejagnu
diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index d3e8b9cf980..7e6f09472b3 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -39,7 +39,7 @@ on:
 
 jobs:    
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
       - name: checkout
         uses: actions/checkout@v2
diff --git a/.github/workflows/delete-merge-branches.yaml b/.github/workflows/delete-merge-branches.yaml
index 3e0930d62d6..5704c2a46b6 100644
--- a/.github/workflows/delete-merge-branches.yaml
+++ b/.github/workflows/delete-merge-branches.yaml
@@ -31,7 +31,7 @@ on:
 
 jobs:
   delete:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs:
       config: ${{ steps.printNoSecretJson.outputs.noSecretConfigJson }}
       matrixTestSet: ${{ steps.printGCCTestSet.outputs.testSet }}
diff --git a/.github/workflows/package-rpm.yaml b/.github/workflows/package-rpm.yaml
index d37b85e8abd..685de17f2da 100644
--- a/.github/workflows/package-rpm.yaml
+++ b/.github/workflows/package-rpm.yaml
@@ -33,7 +33,7 @@ on:
 jobs:
   package:
     container: cblmariner2preview.azurecr.io/base/core:2.0
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
 
       # We need to install a minimum number of packages to run the workflow: git and ca-certificates.
diff --git a/.github/workflows/package-source-tarball.yaml b/.github/workflows/package-source-tarball.yaml
index 9615d2e6131..b7672c15ac1 100644
--- a/.github/workflows/package-source-tarball.yaml
+++ b/.github/workflows/package-source-tarball.yaml
@@ -33,7 +33,7 @@ on:
 jobs:
   package:
     container: cblmariner2preview.azurecr.io/base/core:2.0
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
 
       # We need to install a minimum number of packages to run the workflow: git and ca-certificates.
diff --git a/.github/workflows/test-gcc.yaml b/.github/workflows/test-gcc.yaml
index 63b85b79636..6520568d4be 100644
--- a/.github/workflows/test-gcc.yaml
+++ b/.github/workflows/test-gcc.yaml
@@ -47,7 +47,7 @@ on:
 
 jobs:
   init:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs:
       config: ${{ steps.printNoSecretJson.outputs.noSecretConfigJson }}
       matrixTestSet: ${{ steps.printGCCTestSet.outputs.testSet }}
@@ -103,7 +103,7 @@ jobs:
       matrix: ${{fromJSON(needs.init.outputs.matrixTestSet)}}
       # Avoid cancelling other matrix chunks even if one fails
       fail-fast: false        
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
       - run: echo ${{needs.init.outputs.output1}} ${{needs.init.outputs.output2}}
       - run: echo $GITHUB_CONTEXT
diff --git a/.github/workflows/update-main.yaml b/.github/workflows/update-main.yaml
index 8168f4302fd..ebff8bebd93 100644
--- a/.github/workflows/update-main.yaml
+++ b/.github/workflows/update-main.yaml
@@ -40,7 +40,7 @@ on:
 jobs:
   gcc-master-build:
     name: Build the latest gcc/master toolchain
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs:
       config: ${{ steps.printNoSecretJson.outputs.noSecretConfigJson }}
       masterSHA: ${{ steps.printCurrentSHA.outputs.currentSHA }}
@@ -131,7 +131,7 @@ jobs:
       # Avoid cancelling other matrix chunks even if one fails
       fail-fast: false
 
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -193,7 +193,7 @@ jobs:
   parse-failures:
     name: Parse failures and start build and test runs with gcc/master merged into vendor/microsoft/main
     needs: [gcc-master-test, gcc-master-build]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs:
       newBranchName: ${{ steps.setBranchName.outputs.newBranchName }}
     steps:
@@ -312,7 +312,7 @@ jobs:
   wait-build:
     name: Waiting on build with gcc/master merged into vendor/microsoft/main
     needs: [parse-failures]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs: 
       newFailuresPatchExists: ${{ steps.check_failures_patch.outputs.files_exists }}
     steps:
@@ -350,7 +350,7 @@ jobs:
   wait-test:
     name: Waiting on tests with gcc/master merged into vendor/microsoft/main
     needs: [parse-failures, wait-build, gcc-master-build]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-22.04
     outputs: 
       newFailuresPatchExists: ${{ steps.check_failures_patch.outputs.files_exists }}
     steps: