Updated: libnghttp2{_14,-devel}, {mingw64-x86_64-,}nghttp2 1.52

Updated: libnghttp2{_14,-devel}, {mingw64-x86_64-,}nghttp2 1.52

[Cygwin nghttp2 Maintainer]

The following packages have been upgraded in the Cygwin distribution:

* nghttp2			1.52
* libnghttp2_14			1.52
* libnghttp2-devel		1.52
* mingw64-x86_64-nghttp2	1.52

HTTP/2 and its header compression algorithm HPACK implementation.
The framing layer of HTTP/2 is implemented as a reusable library.
Also included are an HTTP/2 client, server, proxy, load test and
benchmarking tool.

NOTE:
Support for previously deprecated Python bindings, modules, and
documentation has been dropped from this release onwards.

For more information see the project home page:

	https://nghttp2.org/

or the repo README:

	https://github.com/nghttp2/nghttp2#readme

See link or text below for recent changes; after installation for
complete details of changes read /usr/share/doc/nghttp2/ChangeLog.

	https://nghttp2.org/blog/


V1.52	2023-02-13 

Doc

   sphinx_rtd_theme has been removed from the repository and archive.

Build

* The following dependencies have been updated:
  - ngtcp2
  - nghttp3
  - OpenSSL(quictls)
  - BoringSSL
  - libbpf

* CMake build now checks core and extra components to find libevent.

Python

* The deprecated Python bindings has been removed.

Libnghttp2_asio

* The deprecated libnghttp2_asio has been removed.

Third-party

* llhttp and neverbleed have been updated.

Nghttpx

* This release fixes the bug that stalls TLS connection.

Integration

* This release adds more http3 integration tests.