doc: Rename meta.json to config.json

Author: e-marchand

Documentation/meta.json Documentation/config.jsonDocumentation/meta.json renamed to Documentation/config.json

@@ -9,4 +9,4 @@
             "to": "https://github.com/4d/4D-NetKit/blob/main/LICENSE.md"
         }
     ]
-}
+}