[M] Change in flashrom[master]: tree: provide flashrom context into programmer_delay()

[Alexander Goncharov (Code Review)]

Attention is currently required from: Felix Singer, Thomas Heijligen, Edward O'Callaghan, Anastasia Klimchuk.

Alexander Goncharov has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/66373 )

Change subject: tree: provide flashrom context into programmer_delay()
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Patch Set 14:

(1 comment)

File bitbang_spi.c:

https://review.coreboot.org/c/flashrom/+/66373/comment/d5043a11_91bfa312 
PS11, Line 80: flash,
> A lot of lines changed in this patch with some plumbing actually don't need that much of a change, y […]

Yeah, I agree. Especially the situation where a programmer uses `flashctx` in one place and `NULL` in another just makes things more complicated.

So, I've deleted passing `flashctx` in programmers' files. Please mark as resolved if you're OK with the current patchset.