fix(pubsub): log moderation_actions with moderator username and id

[sogehige]

Also removed handling by TMI which doesn't provide such informations

Fixes #4590

CHECKLIST

• I read contributing docs

[codecov]

Codecov Report

Merging #4592 (8ee24de) into master (1fd0388) will decrease coverage by 0.38%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #4592      +/-   ##
==========================================
- Coverage   58.02%   57.64%   -0.39%     
==========================================
  Files         268      268              
  Lines       15726    15746      +20     
  Branches     3018     3028      +10     
==========================================
- Hits         9125     9076      -49     
- Misses       6601     6670      +69     

Flag	Coverage Δ
mysql	57.53% <0.00%> (-0.02%)	⬇️
postgres	57.43% <0.00%> (-0.45%)	⬇️
sqlite	?

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Impacted Files	Coverage Δ
src/bot/pubsub.ts	19.83% <0.00%> (-4.41%)	⬇️
src/bot/tmi.ts	37.21% <ø> (+0.16%)	⬆️
src/bot/helpers/getMigrationType.ts	80.00% <0.00%> (-20.00%)	⬇️
src/bot/systems/levels.ts	51.19% <0.00%> (-11.12%)	⬇️
src/bot/systems/points.ts	65.55% <0.00%> (-7.70%)	⬇️
src/bot/main.ts	75.00% <0.00%> (+0.92%)	⬆️
src/bot/systems/bets.ts	67.93% <0.00%> (+1.63%)	⬆️

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