TF-4075 Jump to attachments list position on mobile

(cherry picked from commit cd2ca1ec3c5b5160820823905d9f0183536b07e3)

core/lib/presentation/extensions/scroll_controller_extension.dart

@@ -25,4 +25,18 @@ extension ScrollControllerExtension on ScrollController {
       curve: Curves.easeInOut,
     );
   }
+
+  void scrollToBottomWithPadding({required double padding}) {
+    try {
+      final maxExtent = position.maxScrollExtent;
+
+      final targetOffset = (maxExtent - padding).clamp(0.0, maxExtent);
+
+      animateTo(
+        targetOffset,
+        duration: const Duration(milliseconds: 500),
+        curve: Curves.easeInOut,
+      );
+    } catch (_) {}
+  }
 }