add env

vars/backendTestServicePipeline.groovy

@@ -54,7 +54,7 @@ def call(String repo, String branch, String serviceName) {
             curl -o elk_config/elasticsearch.yml --header "PRIVATE-TOKEN: y2FHtFXMC8X13onnEfiE" "https://gitlab.cs.umd.edu/api/v4/projects/16574/repository/files/elk_config%2Felasticsearch.yml/raw?ref=main"
             curl -o elk_config/filebeat.yml --header "PRIVATE-TOKEN: y2FHtFXMC8X13onnEfiE" "https://gitlab.cs.umd.edu/api/v4/projects/16574/repository/files/elk_config%2Ffilebeat.yml/raw?ref=main"
         '''
-        sh "dawn-cli update -s ${serviceName}"
+        sh "dawn-cli update -s ${serviceName} -e testing"
       }
     }