[PM-13451] Update subscription setup process to support MOE providers

[jonashendrickx]

🎟️ Tracking

https://bitwarden.atlassian.net/browse/PM-13451

📔 Objective

Generalized SetupSubscriptionAsync which is called in POST /providers{providerId:guid}/setup to support multi-organization enterprises. We already know we have to configure every provider plan, and can just iterate through all of them.

📸 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

Attention: Patch coverage is 92.30769% with 1 line in your changes missing coverage. Please review.

Please upload report for BASE (main@d38c489). Learn more about missing BASE report.
Report is 7 commits behind head on main.

Files with missing lines	Patch %	Lines
.../Commercial.Core/Billing/ProviderBillingService.cs	90.90%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4937   +/-   ##
=======================================
  Coverage        ?   42.30%           
=======================================
  Files           ?     1384           
  Lines           ?    64553           
  Branches        ?     5933           
=======================================
  Hits            ?    27308           
  Misses          ?    36017           
  Partials        ?     1228           

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[github-actions]

Checkmarx One – Scan Summary & Details – 23be8aab-fb7d-42d9-9357-0a51e1dd8b65

New Issues

Severity	Issue	Source File / Package	Checkmarx Insight
	Log_Forging	/src/Api/Billing/Controllers/ProviderClientsController.cs: 29	Attack Vector
	Log_Forging	/src/Api/Billing/Controllers/ProviderClientsController.cs: 29	Attack Vector

Fixed Issues

Severity	Issue	Source File / Package
	Log_Forging	/src/Api/AdminConsole/Controllers/ProvidersController.cs: 72
	Log_Forging	/src/Api/AdminConsole/Controllers/ProvidersController.cs: 72
	Log_Forging	/src/Api/AdminConsole/Controllers/ProvidersController.cs: 72

[jonashendrickx]

Not defined for the Enterprise annual plan.

[amorask-bitwarden]

🥇