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/misc/gdsys_ioep.c b/drivers/misc/gdsys_ioep.c
index 7f17095..69e16a0 100644
--- a/drivers/misc/gdsys_ioep.c
+++ b/drivers/misc/gdsys_ioep.c
@@ -13,6 +13,7 @@
 
 #include <common.h>
 #include <dm.h>
+#include <log.h>
 #include <misc.h>
 #include <regmap.h>