mailing-list → mailing list

(cherry picked from commit 463bea031b64a2ec4b4a42d4f1802e1959368244)

campaigns/android/help.en.xhtml

@@ -161,7 +161,7 @@
         If you want to stay informed or like to work with others on a free
         Android system, you can <strong><a
         href="https://lists.fsfe.org/mailman/listinfo/android">subscribe to the
-        mailing-list</a></strong>. You can also ask questions or give input by
+        mailing list</a></strong>. You can also ask questions or give input by
         writing to <a
         href="mailto:android@lists.fsfe.org">android&#64;lists.fsfe.org</a>.
         For technical questions about apps, the <a