Merge "KeyMint: clarify EC_CURVE on import" into main am: a2d3f2499c am: 069412e781 am: c7081ed3d8 am: de4f8ea48a am: 79dd183e1a

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2740353

Change-Id: Ibad4c85e9571907cdc2c5a9ff111e292dd7c1606
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>