Merge branch 'sh-fix-artifacts-not-working-with-no-nginx' into 'master'

Fix CI artifacts not uploading with tracing enabled and without NGINX

See merge request gitlab-org/gitlab!46513

changelogs/unreleased/sh-fix-artifacts-not-working-with-no-nginx.yml

+---
+title: Fix CI artifacts not uploading with tracing enabled and without NGINX
+merge_request: 46513
+author:
+type: fixed

config/initializers/tracing.rb

@@ -2,7 +2,8 @@
 
 if Labkit::Tracing.enabled?
   Rails.application.configure do |config|
-    config.middleware.insert_after Labkit::Middleware::Rack, ::Labkit::Tracing::RackMiddleware
+    # Rack needs to parse multipart messages before ActionDispatch can filter parameters
+    config.middleware.insert_after Rack::MethodOverride, ::Labkit::Tracing::RackMiddleware
   end
 
   # Instrument Redis