added defensive coding to deal with scenarios where files are deleted but still references from other entities

Oqtane.Client/Modules/Admin/ModuleCreator/Templates/External/Client/Index.razor

@@ -37,6 +37,8 @@ else
     }
 }
 
+<!-- The content below is for informational purposes only and can be safely removed -->
+
 <hr />
 [Module] Module Created Successfully. Use Edit Mode To Add A [Module]. You Can Access The Files At The Following Locations:<br /><br />
 [RootPath]Client\<br />
@@ -65,6 +67,8 @@ else
 - [Owner].[Module]s.Module.Shared.csproj - shared project<br />
 - Models\[Module].cs - model definition<br /><br />
 
+<!-- The content above is for informational purposes only and can be safely removed -->
+
 @code {
     I[Module]Service [Module]Service;
     List<[Module]> _[Module]s;