Fix tests

Author: stevebux

internal/datastore/src/__test__/db.ts

@@ -129,10 +129,10 @@ const createLetterQueueTableCommand = new CreateTableCommand({
   ],
   LocalSecondaryIndexes: [
     {
-      IndexName: "timestamp-index",
+      IndexName: "queueSortOrder-index",
       KeySchema: [
         { AttributeName: "supplierId", KeyType: "HASH" }, // Partition key for LSI
-        { AttributeName: "queueSortOrder-index", KeyType: "RANGE" }, // Sort key for LSI
+        { AttributeName: "queueTimestamp", KeyType: "RANGE" }, // Sort key for LSI
       ],
       Projection: {
         ProjectionType: "ALL",