Revert "Merge branch 'feature/issue#1088'"

This reverts commit 914a386b0e.

src/Ocelot.Administration/IdentityServerMiddlewareConfigurationProvider.cs

@@ -27,13 +27,7 @@
                     }
 
                     app.UseAuthentication();
-                    app.UseRouting();
-                    app.UseAuthorization();
-                    app.UseEndpoints(endpoints =>
-                    {
-                        endpoints.MapDefaultControllerRoute();
-                        endpoints.MapControllers();
-                    });
+                    app.UseMvc();
                 });
             }