Adds support for managing SNS configuration - Push Notification - MFA policies

[kailash-b]

Changes

Please describe both what is changing and why this is important. Include:

• Classes and methods added, deleted, deprecated, or changed
• Screenshots of new or changed UI, if applicable
• A summary of usage if this is a new feature or change to a public API (this should also be added to relevant documentation once released)
• Any alternative designs or approaches considered

References

Please include relevant links supporting this change such as a:

• PATCH /api/v2/guardian/factors/push-notification/providers/sns
• PUT /api/v2/guardian/factors/push-notification/providers/sns
• GET /api/v2/guardian/factors/push-notification/selected-provider
• PUT /api/v2/guardian/factors/push-notification/selected-provider
• GET /api/v2/guardian/policies
• PUT /api/v2/guardian/policies

Testing

Added the following test cases :

• Update_Get_MultifactorAuthenticationPolicies_successfully

• Update_Get_PushNotificationProviderConfiguration_successfully

• This change adds unit test coverage

• This change adds integration test coverage

• This change has been tested on the latest version of the platform/language or why not

Checklist

• I have read the Auth0 general contribution guidelines

• I have read the Auth0 Code of Conduct

• All existing and new tests complete without errors