fix: Corrected giphy chip

lib/src/message_input.dart

@@ -183,19 +183,13 @@ class MessageInputState extends State<MessageInput> {
         },
         child: Padding(
           padding: const EdgeInsets.all(8.0),
-          child: Stack(
+          child: Column(
-            clipBehavior: Clip.none,
-            children: <Widget>[
-              //_buildBorder(context),
-              Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
               _buildAttachments(),
               _buildTextField(context),
             ],
           ),
-            ],
-          ),
         ),
       ),
     );