shib13/idp/SSOService.php: Use getMetadataConfig for SP metadata.
shib13/idp/SSOService.php: Use getMetadataConfig for SP metadata.

Rud5G/simplesamlphp,Rud5G/simplesamlphp,Rud5G/simplesamlphp,Rud5G/simplesamlphp