[S] Change in flashrom[main]: Correct get_flash_region() to use inclusive upper bounds

[Anastasia Klimchuk (Code Review)]

Attention is currently required from: Aarya, Nikolai Artemiev, Peter Marheine.

Anastasia Klimchuk has posted comments on this change by Peter Marheine. ( https://review.coreboot.org/c/flashrom/+/82496?usp=email )

Change subject: Correct get_flash_region() to use inclusive upper bounds
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Patch Set 2:

(4 comments)

Patchset:

PS2: 
Thank you for fixing old tech debt !

File flashrom.c:

https://review.coreboot.org/c/flashrom/+/82496/comment/772c9434_a3c6054d?usp... :
PS2, Line 1518: region.end - 1
`region.end` like in everywhere else?

https://review.coreboot.org/c/flashrom/+/82496/comment/d494ed4d_802c4ab2?usp... :
PS2, Line 1524: region.end - 1
also `region.end` ?

File ichspi.c:

https://review.coreboot.org/c/flashrom/+/82496/comment/d5160f98_f0187702?usp... :
PS2, Line 1454: limit
Why you are changing this? I understand why region end changes, but why region start?

Is this another bug?