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/fs/ubifs/gc.c b/fs/ubifs/gc.c
index f923d07..6a4ada6 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -41,6 +41,7 @@
  * good, and GC takes extra care when moving them.
  */
 #ifndef __UBOOT__
+#include <log.h>
 #include <dm/devres.h>
 #include <linux/slab.h>
 #include <linux/pagemap.h>