Merge "pvmfw: Make pvmfw_embedded_key a proper PEM file" into main am: a4971bd0a8 am: 6b0c488aea

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/3103177

Change-Id: Icb03e322b9d206946e675b73a05abc67f74390e2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>