changed ref and url -Update 3.0.4.md

Author: shilpa-padgaonkar

versions/3.0.4.md

@@ -3195,7 +3195,7 @@ animals:
 #### <a name="securitySchemeObject"></a>Security Scheme Object
 
 Defines a security scheme that can be used by the operations.
-Supported schemes are HTTP authentication, an API key (either as a header, a cookie parameter or as a query parameter), OAuth2's common flows (implicit, password, client credentials and authorization code) as defined in [RFC6749](https://tools.ietf.org/html/rfc6749), and [OpenID Connect Discovery](https://openid.net/specs/openid-connect-discovery-1_0.html).
+Supported schemes are HTTP authentication, an API key (either as a header, a cookie parameter or as a query parameter), OAuth2's common flows (implicit, password, client credentials and authorization code) as defined in [RFC6749](https://tools.ietf.org/html/rfc6749), and [OpenID Connect Core](https://openid.net/specs/openid-connect-core-1_0.html).
 
 ##### Fixed Fields
 Field Name | Type | Applies To | Description