[M] Change in flashrom[master]: layout: Factor out flash_region structure from romentry

[Nikolai Artemiev (Code Review)]

Attention is currently required from: Edward O'Callaghan.

Nikolai Artemiev has uploaded a new patch set (#3) to the change originally created by Edward O'Callaghan. ( https://review.coreboot.org/c/flashrom/+/69196 )

Change subject: layout: Factor out flash_region structure from romentry
......................................................................

layout: Factor out flash_region structure from romentry

The romentry structure is the container ADT with some
annotated meta-data such as 'included' or 'file' however
the substantive substructure is a 'flash_region'. Therefore
factor this out.

BUG=b:260440773
BRANCH=none
TEST=builds

Change-Id: I768742b73db901df5b5208fcbcb8a324a06014c2
CoAuthored-by: Nikolai Artemiev 
Signed-off-by: Nikolai Artemiev 
Signed-off-by: Edward O'Callaghan 
---
M cli_classic.c
M flashrom.c
M include/layout.h
M layout.c
4 files changed, 73 insertions(+), 34 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/96/69196/3