feat: scoped progress bar on bulk submit/cancel

[barredterra]

Before

On bulk-submit or bulk-cancel, the progress bar was shown on all open tabs.

After

The progress bar shows only on the current tab.

Other changes:

• Better variable names
• Improve translatability of error message
• Small refactors

[codecov]

Codecov Report

Merging #23623 (68c0e6f) into develop (811d167) will decrease coverage by 0.01%.
Report is 4 commits behind head on develop.
The diff coverage is 81.25%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #23623      +/-   ##
===========================================
- Coverage    62.18%   62.17%   -0.01%     
===========================================
  Files          774      774              
  Lines        74178    74151      -27     
  Branches      6393     6390       -3     
===========================================
- Hits         46124    46102      -22     
+ Misses       24386    24384       -2     
+ Partials      3668     3665       -3     

Flag	Coverage Δ
server	71.08% <81.25%> (-0.03%)	⬇️

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[ankush]

@akhilnarang related to that other FR you're working on