common: Drop log.h from common header

Move this header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>

common/board_f.c

@@ -26,6 +26,7 @@
 #include <init.h>
 #include <initcall.h>
 #include <lcd.h>
+#include <log.h>
 #include <malloc.h>
 #include <mapmem.h>
 #include <os.h>