ref(workflow_engine): Drop workflow_engine.workflowaction table

[saponifi3d]

Description

Follow up PR for: #78272

Will complete the removal of the table 🎉

[github-actions]

This PR has a migration; here is the generated SQL for src/sentry/workflow_engine/migrations/0007_loosen_workflow_action_relationship.py src/sentry/workflow_engine/migrations/0008_remove_workflow_action.py ()

--
-- Raw SQL operation
--

            DROP TABLE "workflow_engine_workflowaction";

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #78277       +/-   ##
===========================================
+ Coverage   61.67%   78.11%   +16.44%     
===========================================
  Files        7059     7068        +9     
  Lines      311465   311799      +334     
  Branches    50912    50957       +45     
===========================================
+ Hits       192081   243574    +51493     
+ Misses     108141    56466    -51675     
- Partials    11243    11759      +516     

[saponifi3d]

🔒 holding off on merging this until the deploy for the first part is complete (requirement according to https://develop.sentry.dev/development/database-migrations/#deleting-tables)

[github-actions]

This PR has a migration; here is the generated SQL for src/sentry/workflow_engine/migrations/0008_remove_workflow_action.py ()

--
-- Raw SQL operation
--

            DROP TABLE "workflow_engine_workflowaction";

[getsantry]

This pull request has gone three weeks without activity. In another week, I will close it.

But! If you comment or otherwise update it, I will reset the clock, and if you add the label WIP, I will leave it alone unless WIP is removed ... forever!

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"A weed is but an unloved flower." ― Ella Wheeler Wilcox 🥀