Steps to reproduce the issue in: dotnet/efcore#30231

1. Clone this repo
2. Open MyProject.sln in Visual Studio
3. Open the Nuget Package Manager Console (PMC)
4. At the PMC type the following command:

Add-Migration -StartupProject "MyProject.Deploy" -Project "MyProject.Data" "TestMigration"

5. Open the yyyyMMddHHmmss_TestMigration.cs file, which the migration has created.
6. Notice that the existing index name IX_ConnectorEntry_Id will be renamed to IX_trigger_ConnectorEntry_Id