unit test empty data dip return 200 refactoring

2 jobs for !268 with Error_500_quering_dips in 25 minutes and 17 seconds (queued for 1 second)
latest detached
Status Name Job ID Coverage
  Review
passed trigger-trusted-tests #648166
osdu-small

00:24:35

 
  Build
passed osdu-gcp-helm-charts #648167
osdu-small

00:00:42