Update README with new script location (#747)

* Update README with new script location

Updated README to reflect new script location for Azure Synapse Link.

* Delete powershell/managed-identities/Common.zip

* Fix link formatting in README.md

* Fix URL formatting in README.md

Author: sadjadbp

powershell/managed-identities/Common.zip

@@ -1,5 +1,7 @@
 # Managed identities for Azure PowerShell scripts to use for Azure Synapse Link for Dataverse
 
+The scripts are moved to https://github.com/microsoft/PowerPlatform-EnterprisePolicies/tree/main/Source/Identity
+
 These scripts are used to configure Azure Synapse Link for Dataverse to use managed identities for Azure.
 </br>
 Please note that these scripts are provided under MIT license and its usage is the sole responsibility of the user.