[coreboot-gerrit] Change in coreboot[master]: soc/intel/common: Add romstage common stage file

[Bernardo Perez Priego (Code Review)]

Bernardo Perez Priego has removed Martin Roth from this change.  ( https://review.coreboot.org/c/coreboot/+/37628 )

Change subject: soc/intel/common: Add romstage common stage file
......................................................................

Removed reviewer Martin Roth.