common: Drop linux/bug.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index 4ea9dcb..35a56a8 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -20,6 +20,7 @@
 #include <video.h>
 #include <wait_bit.h>
 #include <atmel_hlcdc.h>
+#include <linux/bug.h>
 
 #if defined(CONFIG_LCD_LOGO)
 #include <bmp_logo.h>