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/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c
index 93383eb..adc8a98 100644
--- a/drivers/video/sunxi/sunxi_de2.c
+++ b/drivers/video/sunxi/sunxi_de2.c
@@ -12,6 +12,7 @@
 #include <efi_loader.h>
 #include <fdtdec.h>
 #include <fdt_support.h>
+#include <log.h>
 #include <part.h>
 #include <video.h>
 #include <asm/global_data.h>