Update submission validity check with model_name key

src/submission/check_validity.py

@@ -98,12 +98,12 @@ def already_submitted_models(requested_models_dir: str) -> set[str]:
                     continue
                 with open(os.path.join(root, file), "r") as f:
                     info = json.load(f)
-                    file_names.append(f"{info['model']}_{info['revision']}")
+                    file_names.append(f"{info['model_name']}_{info['revision']}")
 
                     # Select organisation
-                    if info["model"].count("/") == 0 or "submitted_time" not in info:
+                    if info["model_name"].count("/") == 0 or "submitted_time" not in info:
                         continue
-                    organisation, _ = info["model"].split("/")
+                    organisation, _ = info["model_name"].split("/")
                     users_to_submission_dates[organisation].append(info["submitted_time"])
 
     return set(file_names), users_to_submission_dates