Avoid test abort if fuzzer finds valid inputs to importKey API. am: a0c4066427 am: 0679c46123

Original change: https://android-review.googlesource.com/c/platform/system/keymaster/+/3126934

Change-Id: Iebf4ba42ab72b9464b0be52711c938959f2c5a0d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>