[M] Change in coreboot[main]: cbfstool: Read XIP stage alignment requirements from ELF

[Arthur Heymans (Code Review)]

Attention is currently required from: Appukuttan V K, Dinesh Gehlot, Felix Held, Julius Werner, Lean Sheng Tan, Patrick Rudolph, Paul Menzel.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/82102?usp=email )

Change subject: cbfstool: Read XIP stage alignment requirements from ELF
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Patch Set 3:

(1 comment)

File Makefile.mk:

https://review.coreboot.org/c/coreboot/+/82102/comment/e725a954_26b17c48 :
PS1, Line 1282: In the
              : # future cbfstool should add XIP files proper and honor the alignment
              : # requirements of the program segment.
> Should we consider trying to do this instead of always fixing up this hardcoded value? cbfstool does […]

Done