Merge "VM: Set expected_sk_key to None" into main am: bb39f1d105

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/2973603

Change-Id: I5328ffcef84915fe4d1017a455a3c6e0b48ca410
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>