Add a banner to the top of `locales.clj` (#37877)

Just add a comment warning that the file is autogenerated and not to
edit it by hand.

bin/build/src/i18n/create_artifacts.clj

@@ -15,7 +15,11 @@
   (u/step "Create resources/locales.clj"
     (let [file (u/filename u/project-root-directory "resources" "locales.clj")]
       (u/delete-file-if-exists! file)
-      (spit file (with-out-str (pprint/pprint (locales-dot-edn))))
+      (spit file
+            (with-out-str
+              (println ";; DO NOT EDIT THIS FILE!")
+              (println ";; It is autogenerated by `i18n.create-artifacts` as part of the release process.")
+              (pprint/pprint (locales-dot-edn))))
       (u/assert-file-exists file))))
 
 (defn- create-artifacts-for-locale! [locale]

resources/locales.clj

+;; DO NOT EDIT THIS FILE!
+;; It is autogenerated by `i18n.create-artifacts` as part of the release process.
 {:locales
  #{"ar"
    "ar-SA"