fix(EventTile): updated comment

src/components/views/rooms/EventTile.js

@@ -747,7 +747,8 @@ export default class EventTile extends React.Component {
         if (this.props.mxEvent.sender && avatarSize) {
             let member;
             // set member to receiver (target) if it is a 3PID invite
-            // so that the correct avatar is shown
+            // so that the correct avatar is shown as the text is
+            // `$target accepted the invitation for $email`
             if (this.props.mxEvent.getContent().third_party_invite) {
                member = this.props.mxEvent.target;
             } else {