Update IsGrf() condition am: c714dff82e am: 0ffd71b1af

Original change: https://android-review.googlesource.com/c/platform/test/vts-testcase/security/+/2845237

Change-Id: I58d715fbaa94820f4d13e41f1ecb8f837bb63761
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>