[SQL] Update TestManagedDatabaseCreationWithLedgerEnabled to drop correct RG during cleanup (#21862)

* First Commit

* Update test to drop correct RG

---------

Co-authored-by: Vaibhao Tatte <[email protected]>

Author: vaibhaot

src/Sql/Sql.Test/ScenarioTests/ManagedDatabaseCrudScenarioTests.ps1

@@ -614,6 +614,6 @@ function Test-ManagedDatabaseCreationWithLedgerEnabled
 	}
 	finally
 	{
-		Remove-ResourceGroupForTest $targetRg
+		Remove-ResourceGroupForTest $rg
 	}
 }