Fix vendor modules.txt (#8032)

Author: lafriks

vendor/modules.txt

@@ -336,7 +336,7 @@ github.com/willf/bitset
 github.com/xanzy/ssh-agent
 # github.com/yohcop/openid-go v0.0.0-20160914080427-2c050d2dae53
 github.com/yohcop/openid-go
-# golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586
+# golang.org/x/crypto v0.0.0-20190829043050-9756ffdc2472
 golang.org/x/crypto/acme/autocert
 golang.org/x/crypto/argon2
 golang.org/x/crypto/bcrypt