[M] Change in flashrom[main]: libflashrom: Update the API for progress callback

[Sergii Dmytruk (Code Review)]

Attention is currently required from: Anastasia Klimchuk, Richard Hughes.

Sergii Dmytruk has posted comments on this change by Anastasia Klimchuk. ( https://review.coreboot.org/c/flashrom/+/86031?usp=email )

Change subject: libflashrom: Update the API for progress callback
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Patch Set 2:

(3 comments)

File include/libflashrom.h:

https://review.coreboot.org/c/flashrom/+/86031/comment/fb624ba7_052a4062?usp... :
PS2, Line 90:  * @deprecated Use flashrom_set_progress_callback_v1 instead
Deprecation is when the thing remains accessible, but I don't see implementation of `flashrom_set_progress_callback()` anywhere.  Did you forget to do it?  The symbol in the `.map` file suggests this.

https://review.coreboot.org/c/flashrom/+/86031/comment/965b80e4_f0ffba5a?usp... :
PS2, Line 101: 						void* user_data);
nit: the changes have inconsistent formatting of pointers (space is either before or after an asterisk).

https://review.coreboot.org/c/flashrom/+/86031/comment/995e07df_f71aa666?usp... :
PS2, Line 113: void flashrom_set_progress_callback_v1(struct flashrom_flashctx *const flashctx,
Isn't this `v2`?  E.g., Linux has `openat()` and `openat2()` syscalls.