Use the schema to eliminate custom code (#11108)

* use the schema to eliminate custom code

* Update docs/reference_info_json.md

Co-authored-by: Ryan <fauxpark@gmail.com>

* make flake8 happy

* bugfix

* do not overwrite make vars from json

Co-authored-by: Ryan <fauxpark@gmail.com>

docs/reference_info_json.md

@@ -106,6 +106,7 @@ Example:
             ["A7", "B1"],
             [null, "B2"]
         ]
+    }
 }
 ```