DHFPROD-2461: Allow null timestamps in the job docs rindex

Author: aebadirad

marklogic-data-hub/src/main/resources/hub-internal-config/databases/job-database.json

@@ -23,39 +23,39 @@
       "localname": "flow",
       "collation": "http://marklogic.com/collation/codepoint",
       "range-value-positions": false,
-      "invalid-values": "reject"
+      "invalid-values": "ignore"
     },
     {
       "scalar-type": "dateTime",
       "namespace-uri": "",
       "localname": "startTime",
       "collation": "",
       "range-value-positions": false,
-      "invalid-values": "reject"
+      "invalid-values": "ignore"
     },
     {
       "scalar-type": "dateTime",
       "namespace-uri": "",
       "localname": "endTime",
       "collation": "",
       "range-value-positions": false,
-      "invalid-values": "reject"
+      "invalid-values": "ignore"
     },
     {
       "scalar-type": "dateTime",
       "namespace-uri": "",
       "localname": "timeStarted",
       "collation": "",
       "range-value-positions": false,
-      "invalid-values": "reject"
+      "invalid-values": "ignore"
     },
     {
       "scalar-type": "dateTime",
       "namespace-uri": "",
       "localname": "timeEnded",
       "collation": "",
       "range-value-positions": false,
-      "invalid-values": "reject"
+      "invalid-values": "ignore"
     },
     {
       "scalar-type": "string",