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/clk/rockchip/clk_rk3288.c b/drivers/clk/rockchip/clk_rk3288.c
index 81cdb8e..762c9d4 100644
--- a/drivers/clk/rockchip/clk_rk3288.c
+++ b/drivers/clk/rockchip/clk_rk3288.c
@@ -10,6 +10,7 @@
 #include <dm.h>
 #include <dt-structs.h>
 #include <errno.h>
+#include <log.h>
 #include <malloc.h>
 #include <mapmem.h>
 #include <syscon.h>