add crosvm to com.android.virt am: 8626dd4746 am: 0bb0681c82

Original change: https://android-review.googlesource.com/c/platform/external/libcap/+/1527720

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I7f004e0db13de591598ade8f688ca9d57a7c943c