Update IsGrf() condition am: c714dff82e am: 821cf7f16a

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

Change-Id: Idadca3aa58488e363292db266c50d6bcf686442b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>