RPMs: build Python code in serial to prevent multiple ./configure issue
I think this might help fix the CI build failures reported in #306 (closed), at least as a temporary workaround.
API Changes and Justification
Backwards Compatible Changes
- This change introduces no API changes
- This change adds new API calls
Backwards Incompatible Changes
- This change modifies an existing API
- This change removes an existing API
If any of the Backwards Incompatible check boxes are ticked please provide a justification why this change is necessary and why it needs to be done in a backwards incompatible way.