Don't reload the DOM if we can jump straight to the RM
Don't reload the DOM if we can jump straight to the RM

Adds a missing 'return' statement which meant that, even if we already had the
relevant event loaded into the DOM, we would rebuild it when the user clicked
on the "(^) Unread messages" bar.

matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,aperezdc/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,aperezdc/matrix-react-sdk,aperezdc/matrix-react-sdk,aperezdc/matrix-react-sdk