removing the try/except since it was added in a separate pr

tron/serialize/runstate/dynamodb_state_store.py

@@ -169,13 +169,7 @@ def _merge_items(self, first_items, remaining_items, read_json=False) -> dict:
                 raw_items[key] += bytes(val["val"]["B"])
             if read_json:
                 for json_val in item:
-                    try:
-                        json_items[key] = json_val["json_val"]["S"]
-                    except Exception:
-                        log.exception(f"json_val not found for key {key}")
-                        # fallback to pickled data if json_val fails to exist for any key
-                        # TODO: it would be nice if we can read the pickled data only for this failed key instead of all keys
-                        read_json = False
+                    json_items[key] = json_val["json_val"]["S"]
         if read_json:
             try:
                 log.info("read_json is enabled. Deserializing JSON items to restore them instead of pickled data.")