common: Drop log.h from common header

Move this header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/mtd/nand/raw/nand_bch.c b/drivers/mtd/nand/raw/nand_bch.c
index 11a22e0..734d1c6 100644
--- a/drivers/mtd/nand/raw/nand_bch.c
+++ b/drivers/mtd/nand/raw/nand_bch.c
@@ -8,6 +8,7 @@
  */
 
 #include <common.h>
+#include <log.h>
 #include <dm/devres.h>
 /*#include <asm/io.h>*/
 #include <linux/types.h>