TEST CASE: 1. Built a Bionic image using the updated `livecd-rootfs` 2. Verified that image boots successfully via the serial console
VERIFICATION DONE Verified that image boots when secureboot is enabled.
TEST CASE:
1. Built a Bionic image using the updated `livecd-rootfs`
2. Verified that image boots successfully via the serial console
VERIFICATION DONE
Verified that image boots when secureboot is enabled.