add ks-iam and ks-apigateway

Signed-off-by: hongming <talonwan@yunify.com>

vendor/golang.org/x/oauth2/google/google.go

@@ -20,12 +20,12 @@ import (
 // Endpoint is Google's OAuth 2.0 endpoint.
 var Endpoint = oauth2.Endpoint{
 	AuthURL:   "https://accounts.google.com/o/oauth2/auth",
-	TokenURL:  "https://accounts.google.com/o/oauth2/token",
+	TokenURL:  "https://oauth2.googleapis.com/token",
 	AuthStyle: oauth2.AuthStyleInParams,
 }
 
 // JWTTokenURL is Google's OAuth 2.0 token URL to use with the JWT flow.
-const JWTTokenURL = "https://accounts.google.com/o/oauth2/token"
+const JWTTokenURL = "https://oauth2.googleapis.com/token"
 
 // ConfigFromJSON uses a Google Developers Console client_credentials.json
 // file to construct a config.