Add MigrationsEndPoint when DatabaseDeveloperPageExceptionFilter is used (dotnet/aspnetcore#25554)

Commit migrated from dotnet/aspnetcore@c902645115

src/content/Angular-CSharp/Startup.cs

@@ -72,6 +72,9 @@ namespace Company.WebApplication1
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
+#if (IndividualLocalAuth)
+                app.UseMigrationsEndPoint();
+#endif
             }
             else
             {

src/content/React-CSharp/Startup.cs

@@ -74,6 +74,9 @@ namespace Company.WebApplication1
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
+#if (IndividualLocalAuth)
+                app.UseMigrationsEndPoint();
+#endif
             }
             else
             {