chore(aci milestone 3): migrate remaining anomaly detection alerts

[mifu67]

Migrate the alerts that didn't get correctly migrated the first run (due to errors with discord actions or the migration stalling).

[github-actions[bot]]

This PR has a migration; here is the generated SQL for src/sentry/workflow_engine/migrations/0070_migrate_remaining_anomaly_detection_alerts.py

for 0070_migrate_remaining_anomaly_detection_alerts in workflow_engine

--
-- Raw Python operation
--
-- THIS OPERATION CANNOT BE WRITTEN AS SQL

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 88.86463% with 51 lines in your changes missing coverage. Please review.

:white_check_mark: All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...0070_migrate_remaining_anomaly_detection_alerts.py	84.30%	51 Missing :warning:

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #93574       +/-   ##
===========================================
+ Coverage   46.30%   88.02%   +41.71%     
===========================================
  Files       10306    10328       +22     
  Lines      594236   595483     +1247     
  Branches    23141    23141               
===========================================
+ Hits       275175   524173   +248998     
+ Misses     318568    70817   -247751     
  Partials      493      493