soc/apollolake: Correct the comment section in gpio.asl

This patch corrects the comment section in gpio.asl for
GPE method.

Change-Id: I45771a295ee1eda00b9699f42cddd120223ff7bf
Signed-off-by: Shaunak Saha <shaunak.saha@intel.com>
Reviewed-on: https://review.coreboot.org/16647
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed