[S] Change in flashrom[master]: flash.h: Make functions global that will be used for new erase algorithm

[Aarya (Code Review)]

Aarya has uploaded a new patch set (#2). ( https://review.coreboot.org/c/flashrom/+/71174 )

Change subject: flash.h: Make functions global that will be used for new erase algorithm
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flash.h: Make functions global that will be used for new erase algorithm

The new erase algorithm uses some of the functions which are static to
`flashrom.c`. So make these functions non global and add prototype to
`include\flash.h`.

Change-Id: I7ee7e208948337b88467935fd2861b5f9ad6af9d
Signed-off-by: Aarya Chaumal 
---
M flashrom.c
M include/flash.h
2 files changed, 28 insertions(+), 7 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/74/71174/2