src/superio: Improve code formatting

Change-Id: I8597d205ca84bee0171c3d45549a28b58a050529
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16433
Tested-by: build bot (Jenkins)
Reviewed-by: Antonello Dettori <dev@dettori.io>
2 files changed