refactor: add unknown message logs

[kyranet]

Fixes #2201
Fixes #2571
Fixes #2574
Advances #1921

• Add raw message edit logs
• Add raw message delete logs
• Add raw bulk message delete logs
• Ensure prune logs don't duplicate
• Add opt-out setting for unknown message processing
  • Add the migration row in SetMigrations.sql ( blocked by refactor(moderation): separate type and metadata #2569)

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (0c3266d) 87.88% compared to head (904c271) 87.95%.

Files	Patch %	Lines
src/lib/util/functions/guild.ts	75.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2576      +/-   ##
==========================================
+ Coverage   87.88%   87.95%   +0.07%     
==========================================
  Files          91       91              
  Lines        3640     3653      +13     
  Branches      205      206       +1     
==========================================
+ Hits         3199     3213      +14     
+ Misses        437      436       -1     
  Partials        4        4              

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