Fix gitlab:check recommendation

Running the recommendation would give out:
GNU find: paths must precede expression

lib/tasks/gitlab/check.rake

@@ -709,7 +709,7 @@ namespace :gitlab do
         try_fixing_it(
           "sudo chmod -R ug+rwX,o-rwx #{repo_base_path}",
           "sudo chmod -R u-s #{repo_base_path}",
-          "find -type d #{repo_base_path} -print0 | sudo xargs -0 chmod g+s"
+          "find #{repo_base_path} -type d -print0 | sudo xargs -0 chmod g+s"
         )
         for_more_information(
           see_installation_guide_section "Gitolite"