add batch_id and dataset

csst_dag/dags/csst-msc-l1-mbi.json

 {
     "dag_id": "csst-msc-l1-mbi",
     "dag_run_id": "12345",
+    "batch_id": "msc-093-reduction-v2",
     "message": {
         "obsid": "10109300543790",
-        "chipid": "09"
+        "chipid": "09",
+        "dataset": "msc-093",
+        "batch_id": "msc-093-reduction-v2"
     }
 }