[Glitch] Fix wasteful request to /api/v1/custom_emojis when not logged in

Port 1f762f4271 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/containers/mastodon.js

@@ -27,8 +27,9 @@ store.dispatch(hydrateAction);
 // check for deprecated local settings
 store.dispatch(checkDeprecatedLocalSettings());
 
-// load custom emojis
-store.dispatch(fetchCustomEmojis());
+if (initialState.meta.me) {
+  store.dispatch(fetchCustomEmojis());
+}
 
 const createIdentityContext = state => ({
   signedIn: !!state.meta.me,