Roll gallery for devicelab tests (#112509)

diff --git a/dev/devicelab/lib/versions/gallery.dart b/dev/devicelab/lib/versions/gallery.dart
index 162692c..72aed58 100644
--- a/dev/devicelab/lib/versions/gallery.dart
+++ b/dev/devicelab/lib/versions/gallery.dart
@@ -3,4 +3,4 @@
 // found in the LICENSE file.
 
 /// The pinned version of flutter gallery, used for devicelab tests.
-const String galleryVersion = '221023a99dc7d4e1a6b1bd3d53e5d9551b785774';
+const String galleryVersion = '9fd4ee5cb2d280f4ddb497e17acf404cb78c96f6';