close keyboard on listView scroll

Signed-off-by: xsahil03x <[email protected]>

example/lib/main.dart

@@ -128,6 +128,9 @@ class _ChannelListPageState extends State<ChannelListPage> {
               Expanded(
                 child: AnimatedSwitcher(
                   duration: const Duration(milliseconds: 350),
+                  child: GestureDetector(
+                    behavior: HitTestBehavior.opaque,
+                    onPanDown: (_) => FocusScope.of(context).unfocus(),
                     child: _isSearchActive
                         ? MessageSearchListView(
                             messageQuery: _channelQuery,
@@ -162,6 +165,7 @@ class _ChannelListPageState extends State<ChannelListPage> {
                           ),
                   ),
                 ),
+              ),
             ],
           ),
         ),