identity: Remove test to check if Identity Credential is implemented. am: 52a6780b93

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2097510

Change-Id: I2a65a3294e9850a3cd0d912ac98024e94f79b463
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>