[S] Change in coreboot[master]: soc/intel/mtl/romstage: Insert EC boot timestamps

[Subrata Banik (Code Review)]

Attention is currently required from: Bora Guvendik, Hannah Williams, Tarun Tuli, Jamie Ryu, Wonkyu Kim, Kapil Porwal, Jay Patel.

Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/73191 )

Change subject: soc/intel/mtl/romstage: Insert EC boot timestamps
......................................................................

Patch Set 3:

(1 comment)

File src/soc/intel/meteorlake/romstage/romstage.c:

https://review.coreboot.org/c/coreboot/+/73191/comment/415460f6_4ad5ccf0 
PS3, Line 142: insert_ec_event_timestamps();
don't we need to re-adjust the EC timestamp to get placed at index 0 of cbmem -t ?