Add timezone configuration to gitlab.yml

config/gitlab.yml.example

@@ -33,6 +33,11 @@ production: &base
     # Uncomment and customize if you can't use the default user to run GitLab (default: 'git')
     # user: git
 
+    ## Date & Time settings
+    # Uncomment and customize if you want to change the default time zone of GitLab application.
+    # To see all available zones, run `bundle exec rake time:zones:all`
+    # time_zone: 'UTC'
+
     ## Email settings
     # Email address used in the "From" field in mails sent by GitLab
     email_from: example@example.com