dm: test: Add a test for DM_UC_FLAG_NO_AUTO_SEQ

Check that this flag operates as expected. This patch is not earlier in
this series since is uses the new behaviour of dev_seq().

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/dm/uclass-id.h b/include/dm/uclass-id.h
index e952a99..ae4425d 100644
--- a/include/dm/uclass-id.h
+++ b/include/dm/uclass-id.h
@@ -16,6 +16,7 @@
 	UCLASS_DEMO,
 	UCLASS_TEST,
 	UCLASS_TEST_FDT,
+	UCLASS_TEST_FDT_MANUAL,
 	UCLASS_TEST_BUS,
 	UCLASS_TEST_PROBE,
 	UCLASS_TEST_DUMMY,