Update in memory datetime, after DB write. (#3222)

Updates last updated time of search param status only after successful DB write.

Refs AB#101603

src/Microsoft.Health.Fhir.Core/Features/Search/Registry/SearchParameterStatusManager.cs

@@ -227,13 +227,13 @@ internal async Task ApplySearchParameterStatus(IReadOnlyCollection<ResourceSearc
                 }
             }
 
+            _searchParameterStatusDataStore.SyncStatuses(updatedSearchParameterStatus);
+
             if (updatedSearchParameterStatus.Any())
             {
                 _latestSearchParams = updatedSearchParameterStatus.Select(p => p.LastUpdated).Max();
             }
 
-            _searchParameterStatusDataStore.SyncStatuses(updatedSearchParameterStatus);
-
             await _mediator.Publish(new SearchParametersUpdatedNotification(updated), cancellationToken);
         }