* Fix stub compat with older pyyaml versions that may unwittingly load it
* Build modernization, remove distutils, fix metadata, build wheels, CI to GHA
* Fix for CVE-2020-14343, moves arbitrary python tags to UnsafeLoader
* Fix memory leak in implicit resolver setup
* Fix py2 copy support for timezone objects
* Fix compatibility with Jython
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-PyYAML?expand=0&rev=40