Rename ensure presence menu copy to Rebroadcast

components/video-modal.html

@@ -220,7 +220,7 @@
                     data-action="ensure-presence"
                     data-context="modal"
                   >
-                    Ensure presence (re-publish original)
+                    Rebroadcast
                   </button>
                   <div class="my-1 border-t border-gray-700 opacity-70"></div>
                   <button