* Install passport-saml ^4.0.4
* update code with passport-saml 4.x breaking changes
* update settings for passport-saml 4.x
* update tests for passport-saml 4.x
* Fix audience validation in group SSO tests
* Added `issuer` to Group SSO settings and metadata test
* Added `wantAuthnResponseSigned: false,` to Group SSO config
* Remove unnecessary settings for metadata test
* renamed createMockCollabratecSamlResponse.js
GitOrigin-RevId: 3a0b1b4ed172b05dffb3e484d50895e8bc118008