Enable specialized_project_authorization_worker feature flag

app/services/projects/create_service.rb

@@ -127,7 +127,7 @@ module Projects
             access_level: group_access_level)
         end
 
-        if Feature.enabled?(:specialized_project_authorization_workers)
+        if Feature.enabled?(:specialized_project_authorization_workers, default_enabled: :yaml)
           AuthorizedProjectUpdate::ProjectCreateWorker.perform_async(@project.id)
           # AuthorizedProjectsWorker uses an exclusive lease per user but
           # specialized workers might have synchronization issues. Until we

changelogs/unreleased/enable_specialized_project_create_ff.yml

+---
+title: Project creation to use specialized worker to calculate project authorizations
+merge_request: 52719
+author:
+type: performance

config/feature_flags/development/specialized_project_authorization_workers.yml

 ---
 name: specialized_project_authorization_workers
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/31377
-rollout_issue_url: 
+rollout_issue_url:
 milestone: '13.0'
 type: development
 group: group::access
-default_enabled: false
+default_enabled: true