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/test/optee/cmd_ut_optee.c b/test/optee/cmd_ut_optee.c
index 01f8297..9fa4c91 100644
--- a/test/optee/cmd_ut_optee.c
+++ b/test/optee/cmd_ut_optee.c
@@ -7,6 +7,7 @@
 #include <command.h>
 #include <errno.h>
 #include <fdt_support.h>
+#include <log.h>
 #include <malloc.h>
 #include <tee/optee.h>