Enable indent rule and fix indent

Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>

src/GroupAddressPicker.js

@@ -149,12 +149,12 @@ function _onGroupAddRoomFinished(groupId, addrs, addRoomsPublicly) {
         Modal.createTrackedDialog(
             'Failed to add the following room to the group',
             '', ErrorDialog,
-        {
+            {
             title: _t(
                 "Failed to add the following rooms to %(groupId)s:",
                 {groupId},
             ),
             description: errorList.join(", "),
-        });
+            });
     });
 }