Merge pull request matrix-org#6751 from matrix-org/dbkr/fix_stuck_scroll

Fix scroll being stuck at bottom

Author: dbkr

src/components/structures/ScrollPanel.tsx

@@ -275,8 +275,8 @@ export default class ScrollPanel extends React.Component<IProps> {
         // fractional values (both too big and too small)
         // for scrollTop happen on certain browsers/platforms
         // when scrolled all the way down. E.g. Chrome 72 on debian.
-        // so check difference <= 1;
-        return Math.abs(sn.scrollHeight - (sn.scrollTop + sn.clientHeight)) <= 1;
+        // so check difference < 1;
+        return Math.abs(sn.scrollHeight - (sn.scrollTop + sn.clientHeight)) < 1;
     };
 
     // returns the vertical height in the given direction that can be removed from