Stop deploying to dev by removing the dev job reference from the Jenkins file. (#10918)

Author: olivereri

Jenkinsfile.cd

@@ -43,22 +43,6 @@ pipeline {
       }
     }
 
-    stage('Deploy to DEV') {
-      when {
-        expression {
-          !shouldBail()
-        }
-      }
-      steps {
-        build job: "deploys/${params.app}-vagov-dev", parameters: [
-          stringParam(name: 'app', value: params.app),
-          booleanParam(name: 'notify_slack', value: true),
-          stringParam(name: 'ref', value: commit),
-          booleanParam(name: 'migration_status', value: false)
-        ] , wait: false
-      }
-    }
-
     stage('Deploy to STAGING') {
       when {
         expression {