[Modules] Recovery Services Vaults: Add private endpoint support with…

… updated parameters file. (#1623)

* Update settings.json

* Update global.variables.yml

* Update global.variables.yml

* Update parameters.json

* Add private endpoint param and capability to RSV module.

* Update readme of RSV.

* Update PE service for RSV and readme.

* Update PE service for RSV.

* Update RSV bicep.

* Set systemAssignedIdentity to false.

* Update identityType var, readme and switch systemAssignedIdentity to true.

* Update RSV API and readme.

* Remove PE for testing and update readme.

* Update API for RSV.

* Remove user assigned manageed identity.

* Update RSV API.

* Uncomment PE implementation, update readme and remove trigger for topic branch.

* Undo changes to global var file.

* Undo change to global var file.

* Undo indentation changes to depedency KV param file.

* Update RSV.

* Update PE service.

* Remove userAssignedIdentities.

* Add userAssignedIdentities and update readme.

* Remove user assigned identities.

* Remove AzureBackup PE and update readme.

* Add userAssignedIdentities and update readme.

* Undo non PE related changes.

Co-authored-by: ishita-malik1 <[email protected]>
Co-authored-by: Kavish Shivhare <[email protected]>