Validate postgres results in testoperator dispatch (spiceai#5504)

* Validate postgres results in testoperator

* update

Author: Sevenannn

tools/testoperator/dispatch/tpch/sf1/federated/postgres.yaml

@@ -3,6 +3,7 @@ tests:
     spicepod_path: ./test/spicepods/tpch/sf1/federated/postgres.yaml
     query_set: tpch
     runner_type: spiceai-runners
+    validate: true
   throughput:
     spicepod_path: ./test/spicepods/tpch/sf1/federated/postgres.yaml
     query_set: tpch
@@ -11,4 +12,4 @@ tests:
     spicepod_path: ./test/spicepods/tpch/sf1/federated/postgres.yaml
     query_set: tpch
     runner_type: spiceai-runners
-    duration: 28800
+    duration: 28800