Security fix for CVE-2021-3737

Security fix for CVE-2021-3733: Denial of service when identifying crafted invalid RFCs

Adjusted the postun scriptlets to enable upgrading to RHEL 9
Resolves: rhbz#1933055

Fix reentrant call to threading.enumerate() (rhbz#1959459)
Don't exit Python with abort() when a thread exit and there is no available

Security fix for CVE-2021-3426: information disclosure via pydoc

Fix for CVE-2021-23336

Fix for CVE-2021-3177

New options -a and -k for pathfix.py script backported from upstream

Security fix for CVE-2020-27619: eval() call on content received via HTTP in the CJK codec tests

Add support for upstream architecture names

Security fix for CVE-2020-26116: Reject control chars in HTTP method in http.client

Avoid infinite loop when reading specially crafted TAR files (CVE-2019-20907)
Resolve hash collisions for Pv4Interface and IPv6Interface (CVE-2020-14422)

Remove downstream 00178-dont-duplicate-flags-in-sysconfig.patch which

Fix python3-config --configdir (rhbz#1772992).

Security fix for CVE-2020-8492

Add a sentinel value on the Hmac_members table of the fips compliant hmac module