revert back to hasScrollBody=false, though true can remember scroll

position, but it causes much more problems

flutter/lib/common/widgets/peer_tab_page.dart

@@ -388,7 +388,7 @@ class _PeerSortDropdownState extends State<PeerSortDropdown> {
     var menuPos = RelativeRect.fromLTRB(0, 0, 0, 0);
     return InkWell(
       child: Icon(
-        Icons.sort,
+        Icons.sort_rounded,
         size: 18,
       ),
       onTapDown: (details) {