* Add RequireSsoPolicyRequirement and its factory to enforce SSO policies
* Enhance WebAuthnController to support RequireSsoPolicyRequirement with feature flag integration. Update tests to validate behavior when SSO policies are applicable.
* Integrate IPolicyRequirementQuery into request validators to support RequireSsoPolicyRequirement. Update validation logic to check SSO policies based on feature flag.
* Refactor RequireSsoPolicyRequirementFactoryTests to improve test coverage for SSO policies. Add tests for handling both valid and invalid policies in CanUsePasskeyLogin and SsoRequired methods.
* Remove ExemptStatuses property from RequireSsoPolicyRequirementFactory to use default values from BasePolicyRequirementFactory
* Restore ValidateRequireSsoPolicyDisabledOrNotApplicable
* Refactor RequireSsoPolicyRequirement to update CanUsePasskeyLogin and SsoRequired properties to use init-only setters
* Refactor RequireSsoPolicyRequirementFactoryTests to enhance test clarity
* Refactor BaseRequestValidatorTests to improve test clarity
* Refactor WebAuthnController to replace SSO policy validation with PolicyRequirement check
* Refactor BaseRequestValidator to replace SSO policy validation with PolicyRequirement check
* Refactor WebAuthnControllerTests to update test method names and adjust policy requirement checks
* Add tests for AttestationOptions and Post methods in WebAuthnControllerTests to validate scenario where SSO is not required
* Refactor RequireSsoPolicyRequirement initialization
* Refactor SSO requirement check for improved readability
* Rename test methods in RequireSsoPolicyRequirementFactoryTests for clarity on exempt status conditions
* Update RequireSsoPolicyRequirement to refine user status checks for SSO policy requirements
* Add PersonalOwnershipPolicyRequirement for managing personal ownership policy
* Add tests for PersonalOwnershipPolicyRequirement
* Register PersonalOwnershipPolicyRequirement in policy requirement factory
* Update ImportCiphersCommand to check PersonalOwnershipPolicyRequirement if the PolicyRequirements flag is enabled
Update unit tests
* Update CipherService to support PersonalOwnershipPolicyRequirement with feature flag
- Add support for checking personal ownership policy using PolicyRequirementQuery when feature flag is enabled
- Update CipherService constructor to inject new dependencies
- Add tests for personal vault restrictions with and without feature flag
* Clean up redundant "Arrange", "Act", and "Assert" comments in test methods
* Refactor PersonalOwnershipPolicyRequirementTests method names for clarity
- Improve test method names to better describe their purpose and behavior
- Rename methods to follow a more descriptive naming convention
- No functional changes to the test logic
* Remove commented code explaining policy check
* Refactor PersonalOwnership Policy Requirement implementation
- Add PersonalOwnershipPolicyRequirementFactory to replace static Create method
- Simplify policy requirement creation logic
- Update PolicyServiceCollectionExtensions to register new factory
- Update ImportCiphersCommand to use correct user ID parameter
- Remove redundant PersonalOwnershipPolicyRequirementTests
* Remove redundant PersonalOwnershipPolicyRequirementTests
* Remove unnecessary tests from PersonalOwnershipPolicyRequirementFactoryTests
