Merge [python38ai_pip_rewrite_ac] into [development]

Rewrites Dockerfile to use requirements text file for python packages;

Removes import of collected packages via hardening manifest;

Updates tags;

Removes unneeded files and directories;

Updates list of maintainers;

No additional CVEs from feature branch; All CVEs are approved in VAT (https://vat.dso.mil/vat/container/10303?branch=python38ai_pip_rewrite_ac);

For related issue ticket see:

#34 (closed)