chore(hybrid-cloud): More region by default test updates

[leeandher]

Lots more region by default test updates, some RPC services, some for sentry apps, etc.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (2911ec3) 81.26% compared to head (f252c03) 81.26%.
Report is 17 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #64219   +/-   ##
=======================================
  Coverage   81.26%   81.26%           
=======================================
  Files        5234     5234           
  Lines      230503   230523   +20     
  Branches    45213    45219    +6     
=======================================
+ Hits       187312   187331   +19     
+ Misses      37355    37353    -2     
- Partials     5836     5839    +3     

Files	Coverage Δ
src/sentry/testutils/factories.py	93.46% <100.00%> (+0.11%)	⬆️
src/sentry/testutils/fixtures.py	93.86% <100.00%> (+0.11%)	⬆️

... and 16 files with indirect coverage changes

[sentry]

Suspect Issues

This pull request was deployed and Sentry observed the following issues:

• ‼️ ConnectionError: HTTPConnectionPool(host='testserver', port=80): Max retries exceeded with url: /api/0/relays/proj... pytest.runtest.protocol tests/sentry/hybridclou... View Issue

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