src: Remove unneeded include <pc80/keyboard.h>

Change-Id: I0dcdfb1fa782c7936a19de11adcf17387f49d9db
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/29309
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>

src/superio/nsc/pc87382/superio.c

@@ -19,7 +19,6 @@
 #include <device/pnp.h>
 #include <console/console.h>
 #include <string.h>
-#include <pc80/keyboard.h>
 #include <stdlib.h>
 #include "pc87382.h"
 

src/superio/nsc/pc87384/superio.c

@@ -19,7 +19,6 @@
 #include <device/pnp.h>
 #include <console/console.h>
 #include <string.h>
-#include <pc80/keyboard.h>
 #include <stdlib.h>
 #include "pc87384.h"
 

src/superio/winbond/w83697hf/superio.c

@@ -23,7 +23,6 @@
 #include <lib.h>
 #include <pc80/mc146818rtc.h>
 #include <stdlib.h>
-#include <pc80/keyboard.h>
 #include "chip.h"
 #include "w83697hf.h"