dtl: fix race condition (#2646)

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

.changeset/many-timers-chew.md

+---
+'@eth-optimism/data-transport-layer': patch
+---
+
+Fix race condition

packages/data-transport-layer/src/services/l1-ingestion/handlers/sequencer-batch-appended.ts

@@ -206,7 +206,6 @@ export const handleEventsSequencerBatchAppended: EventHandlerSet<
       }
     }
 
-    await db.putTransactionBatchEntries([entry.transactionBatchEntry])
     await db.putTransactionEntries(entry.transactionEntries)
 
     // Add an additional field to the enqueued transactions in the database
@@ -219,6 +218,8 @@ export const handleEventsSequencerBatchAppended: EventHandlerSet<
         )
       }
     }
+
+    await db.putTransactionBatchEntries([entry.transactionBatchEntry])
   },
 }