[L] Change in flashrom[master]: util/flashchips_db_parser: Add initial rust flashchip json parser

[Nikolai Artemiev (Code Review)]

Attention is currently required from: Edward O'Callaghan.

Nikolai Artemiev has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/74166 )

Change subject: util/flashchips_db_parser: Add initial rust flashchip json parser
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Patch Set 2:

(2 comments)

File util/flashchips_db_parser/src/main.rs:

https://review.coreboot.org/c/flashrom/+/74166/comment/ab5d1d52_047ff1ca 
PS2, Line 4: Copyright (C) 2023 Google Australia.
I believe this should be `Copyright 2023 Google LLC`

ditto in other files

File util/flashchips_db_parser/src/parser.rs:

https://review.coreboot.org/c/flashrom/+/74166/comment/69278765_9f99c7fa 
PS2, Line 168: enum test_state
I assume u32 is used here because there was some problem with using an enum?

Can this be changed back to enum? If not maybe add a comment with the blocker here