[vdl] Pin VDL version to a known good version. Bug: b/155123183 Change-Id: I0a1791e95fdfd98ef57fbc78ff99bf211da51e7c Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/5500 Reviewed-by: Godofredo Contreras <godofredoc@google.com> Commit-Queue: Yuan Zhi <yuanzhi@google.com>