Added test case tip on verifying notifications
Added test case tip on verifying notifications

Added recommendation to not ask for a specific message match in expected results for OpenLMIS notifications to test cases best practices.
OpenLMIS/openlmis-template-service,OpenLMIS/openlmis-template-service,OpenLMIS/openlmis-template-service,OpenLMIS/openlmis-template-service