4db8f84 Improve CI test code - remove bloat

Authored and Committed by vkadlcik 3 years ago
    Improve CI test code - remove bloat
    
    * Remove code related to RHEL versions and not interesting in Fedora.
    * Remove or simplify some architecture-specific code because Fedora CI
      aims at x86_64 only.
    * Remove some older and commented out experiments.