Pull request #1685: PIPE-2902/PIPE-2803: Gracefully handling outmask ratio calculation
Merge in PIPE/pipeline from PIPE-2902-gracefully-handle-in-out-mask-flux-ratio-calculation-in-vlass-imaging-edge-cases to main
* commit '2cae798626f916b0399bcfaacd7bc6d4427e8fd7': PIPE-2902: updated in-line comment PIPE-2902: changes suggested in PR PIPE-2902: fixed typos in comments and warning messages PIPE-2902: minor refactoring PIPE-2902: minor changes suggested in PR PIPE-2902: rendering 'vlass_selfcal_plots' only if plots are generated PIPE-2902: Gracefully handling outmask ratio calculation, checking presence of caltable before applying it in selfcal and vlassexport
