src: Add required space after "switch"

Change-Id: I85cf93e30606bc7838852bd300a369e79370629a
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/29623
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/superio/nuvoton/wpcm450/superio.c b/src/superio/nuvoton/wpcm450/superio.c
index 3a0cc5d..fa7a8a0 100644
--- a/src/superio/nuvoton/wpcm450/superio.c
+++ b/src/superio/nuvoton/wpcm450/superio.c
@@ -28,7 +28,7 @@
 	if (!dev->enabled)
 		return;
 
-	switch(dev->path.pnp.device) {
+	switch (dev->path.pnp.device) {
 	case WPCM450_KBCK:
 		pc_keyboard_init(NO_AUX_DEVICE);
 		break;