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/common/image-fit.c b/common/image-fit.c
index dc745fe..1ece100 100644
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -18,6 +18,7 @@
 #include <linux/kconfig.h>
 #include <common.h>
 #include <errno.h>
+#include <log.h>
 #include <mapmem.h>
 #include <asm/io.h>
 #include <malloc.h>