fix(ui-kit): fix accessibility text size scaling in message widget

Signed-off-by: Sahil Kumar <[email protected]>

packages/stream_chat_flutter/lib/src/message_widget.dart

@@ -585,7 +585,10 @@ class _MessageWidgetState extends State<MessageWidget>
                                 ),
                               ],
                             ),
-                            if (showBottomRow) SizedBox(height: 20.0),
+                            if (showBottomRow)
+                              SizedBox(
+                                height: context.textScaleFactor * 20.0,
+                              ),
                           ],
                         ),
                         if (showBottomRow)
@@ -733,7 +736,7 @@ class _MessageWidgetState extends State<MessageWidget>
             transform: Matrix4.rotationY(widget.reverse ? pi : 0),
             alignment: Alignment.center,
             child: Container(
-              height: 16,
+              height: context.textScaleFactor * 16,
               child: Center(
                 child: child,
               ),