Allow tick_for callsite

This callsite generates about ~500 calls in our CI. Adding this allow in
this callsite allows us to shrink the spec based allowlist

app/services/ci/update_build_queue_service.rb

@@ -99,6 +99,7 @@ module Ci
     private
 
     def tick_for(build, runners)
+      ::Gitlab::Database.allow_cross_joins_across_databases(url: 'https://gitlab.com/gitlab-org/gitlab/-/issues/339937') do
         runners = runners.with_recent_runner_queue
         runners = runners.with_tags if Feature.enabled?(:ci_preload_runner_tags, default_enabled: :yaml)
 
@@ -110,6 +111,7 @@ module Ci
           runner.pick_build!(build)
         end
       end
+    end
 
     def maintain_pending_builds_queue?(build)
       Feature.enabled?(:ci_pending_builds_queue_maintain, build.project, default_enabled: :yaml)

spec/support/database/cross-join-allowlist.yml

@@ -331,7 +331,6 @@
 - "./spec/services/ci/play_build_service_spec.rb"
 - "./spec/services/ci/register_job_service_spec.rb"
 - "./spec/services/ci/retry_pipeline_service_spec.rb"
-- "./spec/services/ci/update_build_queue_service_spec.rb"
 - "./spec/services/clusters/applications/prometheus_config_service_spec.rb"
 - "./spec/services/deployments/older_deployments_drop_service_spec.rb"
 - "./spec/services/environments/auto_stop_service_spec.rb"