chore(repo): add lints, update freezed, json_serializable

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

packages/stream_chat_flutter/lib/src/info_tile.dart

@@ -12,7 +12,7 @@ typedef InfoTile = StreamInfoTile;
 class StreamInfoTile extends StatelessWidget {
   /// Constructor for creating an [StreamInfoTile] widget
   const StreamInfoTile({
-    Key? key,
+    super.key,
     required this.message,
     required this.child,
     required this.showMessage,
@@ -20,7 +20,7 @@ class StreamInfoTile extends StatelessWidget {
     this.childAnchor,
     this.textStyle,
     this.backgroundColor,
-  }) : super(key: key);
+  });
 
   /// String to display
   final String message;