trusty: gatekeeper: remove VLA am: bc8c4c61ed am: bb6d304a4d

Original change: https://android-review.googlesource.com/c/trusty/app/gatekeeper/+/3267353

Change-Id: Ia547658d92583ac9baf8c99d26d60b135fbf561b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>