[PM-11409] prevent managed user from leaving managing organization

[BTreston]

🎟️ Tracking

https://bitwarden.atlassian.net/browse/PM-11409

📔 Objective

This PR implements a server side check to ensure that users that are managed by the org they may be attempting to leave will throw BadRequestException.

📸 Screenshots

⏰ Reminders before review

• Contributor guidelines followed
• All formatters and local linters executed and passed
• Written new unit and / or integration tests where applicable
• Protected functional changes with optionality (feature flags)
• Used internationalization (i18n) for all UI strings
• CI builds passed
• Communicated to DevOps any deployment requirements
• Updated any necessary documentation (Confluence, contributing docs) or informed the documentation team

🦮 Reviewer guidelines

• 👍 (:+1:) or similar for great changes
• 📝 (:memo:) or ℹ️ (:information_source:) for notes or general info
• ❓ (:question:) for questions
• 🤔 (:thinking:) or 💭 (:thought_balloon:) for more open inquiry that's not quite a confirmed issue and could potentially benefit from discussion
• 🎨 (:art:) for suggestions / improvements
• ❌ (:x:) or ⚠️ (:warning:) for more significant problems or concerns needing attention
• 🌱 (:seedling:) or ♻️ (:recycle:) for future improvements or indications of technical debt
• ⛏ (:pick:) for minor or nitpick changes

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 42.53%. Comparing base (b5014ed) to head (d1edb5e).
Report is 6 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4995   +/-   ##
=======================================
  Coverage   42.53%   42.53%           
=======================================
  Files        1391     1391           
  Lines       64816    64825    +9     
  Branches     5949     5950    +1     
=======================================
+ Hits        27567    27571    +4     
- Misses      36024    36029    +5     
  Partials     1225     1225           

☔ View full report in Codecov by Sentry.
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[github-actions]

Checkmarx One – Scan Summary & Details – 5fe16fb9-0a99-4698-8d52-651cfebef44c

New Issues

Severity	Issue	Source File / Package	Checkmarx Insight
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 603	Attack Vector
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 603	Attack Vector
	Unpinned Actions Full Length Commit SHA	/build.yml: 651	Pinning an action to a full length commit SHA is currently the only way to use an action as an immutable release. Pinning to a particular SHA helps...
	Unpinned Actions Full Length Commit SHA	/build.yml: 227	Pinning an action to a full length commit SHA is currently the only way to use an action as an immutable release. Pinning to a particular SHA helps...
	Unpinned Actions Full Length Commit SHA	/build.yml: 568	Pinning an action to a full length commit SHA is currently the only way to use an action as an immutable release. Pinning to a particular SHA helps...

Fixed Issues

Severity	Issue	Source File / Package
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 606
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 606
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 606
	CSRF	/src/Api/Vault/Controllers/CiphersController.cs: 606
	Unpinned Actions Full Length Commit SHA	/build.yml: 530
	Unpinned Actions Full Length Commit SHA	/build.yml: 563
	Unpinned Actions Full Length Commit SHA	/build.yml: 597
	Unpinned Actions Full Length Commit SHA	/build.yml: 646
	Unpinned Actions Full Length Commit SHA	/build.yml: 218
	Unpinned Actions Full Length Commit SHA	/build.yml: 218
	Unpinned Actions Full Length Commit SHA	/build.yml: 563
	Unpinned Actions Full Length Commit SHA	/build.yml: 646
	Unpinned Actions Full Length Commit SHA	/build.yml: 530
	Unpinned Actions Full Length Commit SHA	/build.yml: 597