internal.c: De-maze the pre-processor wraps a little

This makes it again easier to parse internal.c by consolidating
some processor wraps and labeling the ends of others.

BUG=none
BRANCH=none
TEST=builds

Change-Id: I32fb1a3fff7afa671f08fb2cc2ad406772f5e10f
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/46815
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed