common: Drop linux/delay.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/misc/fsl_sec_mon.c b/drivers/misc/fsl_sec_mon.c
index e9f351d..321bd27 100644
--- a/drivers/misc/fsl_sec_mon.c
+++ b/drivers/misc/fsl_sec_mon.c
@@ -5,6 +5,7 @@
 
 #include <common.h>
 #include <fsl_sec_mon.h>
+#include <linux/delay.h>
 
 static u32 get_sec_mon_state(void)
 {