[PM-11613] Refactor personal-ownership.component to use reactive form

[BTreston]

🎟️ Tracking

PM-11613

📔 Objective

This PR refactors the personal-ownership.component to use a reactive form.

⏰ 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

[github-actions]

Checkmarx One – Scan Summary & Details – 6efc78a9-b1ac-45e1-a253-22b546d38f1c

New Issues

Severity	Issue	Source File / Package	Checkmarx Insight
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 809	Attack Vector
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 909	Attack Vector
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 820	Attack Vector
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 780	Attack Vector
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 833	Attack Vector
	Unpinned Actions Full Length Commit SHA	/build-browser.yml: 379	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-browser.yml: 420	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
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 781
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 781
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 780
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 839
	Client_Privacy_Violation	/apps/browser/src/autofill/overlay/inline-menu/pages/list/autofill-inline-menu-list.ts: 900
	Unpinned Actions Full Length Commit SHA	/build-browser.yml: 408
	Unpinned Actions Full Length Commit SHA	/build-browser.yml: 367

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 33.18%. Comparing base (68f4c2e) to head (4f57afb).
Report is 81 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #11440      +/-   ##
==========================================
- Coverage   33.22%   33.18%   -0.04%     
==========================================
  Files        2740     2772      +32     
  Lines       85790    86072     +282     
  Branches    16365    16396      +31     
==========================================
+ Hits        28506    28567      +61     
- Misses      55023    55239     +216     
- Partials     2261     2266       +5     

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