lib: Remove <common.h> inclusion from these files

After some header file cleanups to add missing include files, remove
common.h from all files in the lib directory. This primarily means just
dropping the line but in a few cases we need to add in other header
files now.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/lib/dhry/dhry_2.c b/lib/dhry/dhry_2.c
index 1ba8796..a74197d 100644
--- a/lib/dhry/dhry_2.c
+++ b/lib/dhry/dhry_2.c
@@ -39,7 +39,7 @@
  ****************************************************************************/
 /* SCCSid is defined in dhry_1.c */
 
-#include <common.h>
+#include <linux/string.h>
 #include "dhry.h"
 
 #ifndef REG