ci: disable auto deploy-project-stg trigger for salt/mandelstudio

Jenkinsfile

@@ -97,10 +97,7 @@ pipeline {
                 . .venv/bin/activate
                     pip install coverage
             '''
-            build job: 'deploy-project-stg',
-                parameters: [string(name: 'PROJECT_NAME', value: env.JOB_BASE_NAME)],
-                wait: false,
-                propagate: false
+            echo 'Auto deploy disabled for this repo namespace; trigger staging deploy from dashboard/serverpillar.'
         }
         failure {
             emailext subject: "JENKINS-NOTIFICATION: ${currentBuild.currentResult}: Job '${env.JOB_NAME} #${env.BUILD_NUMBER}'",