TF-1832 Enable drag horizontal scroll attachment in composer

(cherry picked from commit a09ed39d4ebdf311746048658e5db6393bfb5b65)

lib/features/base/widget/custom_scroll_behavior.dart

@@ -0,0 +1,10 @@
+import 'package:flutter/gestures.dart';
+import 'package:flutter/material.dart';
+
+class CustomScrollBehavior extends MaterialScrollBehavior {
+  @override
+  Set<PointerDeviceKind> get dragDevices => {
+    PointerDeviceKind.touch,
+    PointerDeviceKind.mouse,
+  };
+}