changes requested by @leosiracusa

Author: ScruffyProdigy

google/doc.go

@@ -40,8 +40,8 @@
 //	Microsoft Azure: https://cloud.google.com/iam/docs/access-resources-azure
 //	OIDC identity provider: https://cloud.google.com/iam/docs/access-resources-oidc
 //
-// For OIDC providers, the library can retrieve OIDC tokens in three ways: from
-// a local file location (file-sourced credentials), from a server
+// For OIDC and SAML providers, the library can retrieve tokens in three ways:
+// from a local file location (file-sourced credentials), from a server
 // (URL-sourced credentials), or from a local executable (executable-sourced
 // credentials).
 // For file-sourced credentials, a background process needs to be continuously