Instrument Project.visible_to_user

Because this method is a Rails scope we have to instrument it manually
as regular the instrumentation methods only instrument methods defined
directly on a Class or Module.

CHANGELOG

@@ -25,6 +25,7 @@ v 8.11.0 (unreleased)
   - Pre-create all builds for a Pipeline when the new Pipeline is created !5295
   - Fix of 'Commits being passed to custom hooks are already reachable when using the UI'
   - Show member roles to all users on members page
+  - Project.visible_to_user is instrumented again
   - Fix awardable button mutuality loading spinners (ClemMakesApps)
   - Add support for using RequestStore within Sidekiq tasks via SIDEKIQ_REQUEST_STORE env variable
   - Optimize maximum user access level lookup in loading of notes

config/initializers/metrics.rb

@@ -148,6 +148,9 @@ if Gitlab::Metrics.enabled?
 
     config.instrument_methods(Gitlab::Highlight)
     config.instrument_instance_methods(Gitlab::Highlight)
+
+    # This is a Rails scope so we have to instrument it manually.
+    config.instrument_method(Project, :visible_to_user)
   end
 
   GC::Profiler.enable