docs: Fix documentation for NameIDFormat in SAML 2.0 SP remote reference.
docs: Fix documentation for NameIDFormat in SAML 2.0 SP remote reference.

simplesamlphp/saml2,sitya/saml2,sgomez/saml2,ArtemTeleshev/php-saml2,newmen/saml2,madmatt/saml2,cb8/saml2