Merge pull request #383 in CASA/casa6 from CAS-13456 to release/6.2.1
* commit 'ed8ee6d97f0c7ded97e93f5603de3ed79ed94701':
Update build.conf
Update plotms wheel version
Update plotms branch wheel
Fix output channel number when averaging channel and antenna
Move flag cube access outside VB averager loop
Update plotms branch wheel
Trigger new build
Update plotms branch wheel
Add flag fix to CT ant averaging
Update plotms branch wheel
Get flag cube for accumulation iteration outside of loop