Log Message:
py-uwsgi: update to 2.0.20.

Changes

    Switch default python for build to python3 (Riccardo Magliocchetti)
    Add support for PHP 8 (Riccardo Magliocchetti)
    Drop support for PHP < 7 as it is EOL since end of 2018 (Riccardo \ 
Magliocchetti)
    Fix segfaults when using –wsgi-env-behavior=holy (Antonio Cuni)
    Replace uwsgi.h system includes in core and proto dirs for Bazel (Serge Bazanski)
    gevent: fix compilation with clang11 (László Károlyi)
    Fix Python 3.9 deprecations warnings (Riccardo Magliocchetti)
    Add trove classifier for Python 3.9 (Adrian)
    Fix message in Log SIGINT/SIGTERM triggered kill_them_all (Delena Malan)
    Support 7 in weekedays as an alias for sunday to match crontab behaviour \ 
(Riccardo Magliocchetti)
    Document http-timeout default of 60 seconds (Etienne H)
    Add option to override python sys.executable using py-executable config
    Allow specifying an iteration to uwsgi::add_rb_timer (Luciano Rocha)
    Allow to compile with Python versions with minor version with 2+ digits \ 
(Cyrille Pontvieux)
    Take into account new naming for LIBPL since python 3.6 (ilrico)
    Added missing HTTP status codes messages (James Brown)
    Official support for Python 3.10