Change in flashrom[master]: tree: Remove forward-declarations of structs for spi masters

[Anastasia Klimchuk (Code Review)]

Attention is currently required from: Nico Huber, Edward O'Callaghan.
Anastasia Klimchuk has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/51731 )

Change subject: tree: Remove forward-declarations of structs for spi masters
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Patch Set 2:

(1 comment)

Patchset:

PS1:
> +1 to Nico's suggestion, that is precisely how we check these things. […]

Thank you! I will test like this in future.
What I got comparing before and after:
objdump -d is identical
objdump -s only difference is version number

30362,30363c30362,30363
<  00d0 76312e32 2d323233 2d676138 33303136  v1.2-223-ga83016
<  00e0 3600                                 6.              
---
> 00d0 76312e32 2d323234 2d673062 63306631  v1.2-224-g0bc0f1
>  00e0 6500                                 e.

I don't see the difference in .note.gnu.build-id , do you know why (the difference Nico sees and I don't have it)?