Fix warnings:
Unescaped left brace in regex is deprecated, passed through in regex;
marked by <-- HERE in m/\#\s*define.*do\s{ <-- HERE / at util/lint/checkpatch.pl line 3261.
marked by <-- HERE in m/\(.*\){ <-- HERE / at util/lint/checkpatch.pl line 3750.
marked by <-- HERE in m/do{ <-- HERE / at util/lint/checkpatch.pl line 3751.
marked by <-- HERE in m/^\({ <-- HERE / at util/lint/checkpatch.pl line 4194.
Change-Id: If0c1f07a16df9e6cd1c1393a31af8b8ea6a66b01
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Reviewed-on: https://review.coreboot.org/14310
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
ebef00faf6