Fix transitions for image_download and activation

Change-Id: I713ada52eef9d275c7d7596026e178c7382e8335
diff --git a/vendor/golang.org/x/net/idna/tables11.0.0.go b/vendor/golang.org/x/net/idna/tables11.0.0.go
index c515d7a..8ce0811 100644
--- a/vendor/golang.org/x/net/idna/tables11.0.0.go
+++ b/vendor/golang.org/x/net/idna/tables11.0.0.go
@@ -1,6 +1,6 @@
 // Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
 
-// +build go1.13
+// +build go1.13,!go1.14
 
 package idna