Clean up realtime docs when they're no longer needed

[Nateowami]

This is still work in progress, but I want to put it out here as it appears to be working.

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This change is 

[codecov]

Codecov Report

Attention: Patch coverage is 75.64103% with 38 lines in your changes missing coverage. Please review.

Project coverage is 83.00%. Comparing base (8fd5875) to head (74cce2c).

✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...re/ClientApp/src/xforge-common/realtime.service.ts	18.18%	18 Missing ⚠️
...ClientApp/src/xforge-common/models/realtime-doc.ts	61.53%	5 Missing ⚠️
...ientApp/src/app/core/translation-engine.service.ts	0.00%	2 Missing ⚠️
...diagnostic-overlay/diagnostic-overlay.component.ts	0.00%	2 Missing ⚠️
...nslate/editor/note-dialog/note-dialog.component.ts	80.00%	2 Missing ⚠️
...App/src/xforge-common/activated-project.service.ts	33.33%	2 Missing ⚠️
...ientApp/src/xforge-common/user-projects.service.ts	0.00%	2 Missing ⚠️
...pture/ClientApp/src/app/core/sf-project.service.ts	88.88%	1 Missing ⚠️
...anslate/biblical-terms/biblical-terms.component.ts	75.00%	1 Missing ⚠️
...dialog/editor-tab-add-resource-dialog.component.ts	66.66%	0 Missing and 1 partial ⚠️
... and 2 more

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3199      +/-   ##
==========================================
- Coverage   83.02%   83.00%   -0.03%     
==========================================
  Files         569      568       -1     
  Lines       33217    33224       +7     
  Branches     5355     5329      -26     
==========================================
- Hits        27577    27576       -1     
- Misses       4848     4854       +6     
- Partials      792      794       +2     

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