do not overwrite metadata IDP with oCIS IDP

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

extensions/settings/pkg/config/config.go

@@ -40,6 +40,6 @@ type Metadata struct {
 	StorageAddress string `yaml:"storage_addr" env:"STORAGE_GRPC_ADDR"`
 
 	ServiceUserID     string `yaml:"service_user_id" env:"METADATA_SERVICE_USER_UUID"`
-	ServiceUserIDP    string `yaml:"service_user_idp" env:"OCIS_URL;METADATA_SERVICE_USER_IDP"`
+	ServiceUserIDP    string `yaml:"service_user_idp" env:"METADATA_SERVICE_USER_IDP"`
 	MachineAuthAPIKey string `yaml:"machine_auth_api_key" env:"OCIS_MACHINE_AUTH_API_KEY"`
 }