[flashrom-gerrit] [S] Change in flashrom[master]: tests/selfcheck.c: Fix on non-x86 machines

[Angel Pons (Code Review)]

Attention is currently required from: Edward O'Callaghan, Anastasia Klimchuk, Evan Benn.

Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/70554 )

Change subject: tests/selfcheck.c: Fix on non-x86 machines
......................................................................

Patch Set 1:

(1 comment)

Patchset:

PS1: 
```
In file included from ../../tests/include/test.h:28,
                 from ../../tests/selfcheck.c:19:
../../tests/selfcheck.c: In function 'selfcheck_board_matches_table':
../../tests/selfcheck.c:142:21: error: 'board_matches_size' undeclared (first use in this function)
  142 |         assert_true(board_matches_size > 1);
      |                     ^~~~~~~~~~~~~~~~~~
../../tests/selfcheck.c:142:21: note: each undeclared identifier is reported only once for each function it appears in
../../tests/selfcheck.c:143:21: error: 'board_matches' undeclared (first use in this function)
  143 |         assert_true(board_matches[board_matches_size - 1].vendor_name == NULL);
```

Looks like some more things need to be guarded.