mb/google/skyrim: Update signed PSP verstage

PSP verstage update includes couple of boot time improvements:
* Secure boot flow implementation
* 100 MHz SPI enablement
Here are the details of the signed PSP verstage:
* FW: 145197.0.0
* PSP: 00.3C.01.14
* Coreboot SHA: eeb7cadc3d9a8f3bf2a51bdb282ba51bbf72e42a

BUG=b:254298923
TEST=Build and boot to OS in Skyrim. Ensure that the PSP is operating in
Production mode with the signed PSP verstage.

Change-Id: Ia567df035ccb55822f0bc50c5d1ccb13ffb150ac
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/blobs/+/3965091
Auto-Submit: Karthikeyan Ramasubramanian <kramasub@google.com>
Commit-Queue: Jonathon Murphy <jpmurphy@google.com>
Reviewed-by: Jonathon Murphy <jpmurphy@google.com>
Tested-by: Karthikeyan Ramasubramanian <kramasub@google.com>
1 file changed