update doc

Author: wing328

docs/generators/n4js.md

@@ -228,7 +228,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 | ---- | --------- | ---------- |
 |BasicAuth|✓|OAS2,OAS3
 |ApiKey|✓|OAS2,OAS3
-|OpenIDConnect|✗|OAS3
+|OpenIDConnect|✓|OAS3
 |BearerToken|✓|OAS3
 |OAuth2_Implicit|✓|OAS2,OAS3
 |OAuth2_Password|✓|OAS2,OAS3