platform/chrome: cros_ec_i2c: Appease the kernel-doc deity

Replace a comment starting with /** by simply /* to avoid having
it interpreted as a kernel-doc comment.
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Benson Leung <bleung@chromium.org>

drivers/platform/chrome/cros_ec_i2c.c

@@ -16,7 +16,7 @@
 
 #include "cros_ec.h"
 
-/**
+/*
  * Request format for protocol v3
  * byte 0	0xda (EC_COMMAND_PROTOCOL_3)
  * byte 1-8	struct ec_host_request