soc/amd/common/block/lpc/espi_util: use __fallthrough

Using __fallthrough instead of a comment about the fall-through being
intentional should make clang stop complaining about intended fall-
through statements.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I940529be02e20c72f6e97b2cfa10f0dd8f7020b6
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62216
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>

0 files changed, 0 insertions, 0 deletions