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/net/mvneta.c b/drivers/net/mvneta.c
index 75831df..5c8c5e6 100644
--- a/drivers/net/mvneta.c
+++ b/drivers/net/mvneta.c
@@ -15,6 +15,7 @@
 #include <common.h>
 #include <cpu_func.h>
 #include <dm.h>
+#include <log.h>
 #include <net.h>
 #include <netdev.h>
 #include <config.h>