Fix incorrect code comment about keymint version am: ec10c484b7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2925130

Change-Id: Ia825ec10f2e8f235cd00567c9bc72ce7e13800e2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>