Revert "bios-key: import from gBMC"

This reverts commit 18c97f6dc582da01335f5958c32f979d3638ace4.

Reason for revert: Move the Google public BIOS key to meta-layer

https://gerrit.openbmc-project.xyz/c/openbmc/openbmc/+/47265/

Change-Id: I1fd1e8339777f3fba8e46c51ed41ae047969d0c1
Signed-off-by: Willy Tu <wltu@google.com>
6 files changed