[Glitch] Upgrade to Prettier 3

Port 73b64b8917 to glitch-soc

app/javascript/flavours/glitch/reducers/index.ts

@@ -105,7 +105,7 @@ const initialRootState = Object.fromEntries(
     reducer(undefined, {
       // empty action
     }),
-  ])
+  ]),
 );
 
 const RootStateRecord = ImmutableRecord(initialRootState, 'RootState');