Rely on deploy-project-stg for migrations

Jenkinsfile

@@ -152,19 +152,6 @@ PY
                     parameters: [string(name: 'PROJECT_NAME', value: 'mandelstudio')]
             }
         }
-        stage('Migrate Staging Database') {
-            agent { label 'built-in' }
-            options {
-                timeout(time: 10, unit: 'MINUTES')
-            }
-            steps {
-                sh '''
-                    set -e
-                    REMOTE_CMD="cd '${STAGING_AUDIT_PROJECT_DIR}' && '${STAGING_AUDIT_MANAGE}' migrate --no-input --skip-checks"
-                    sudo -n -u mandel -g www-data /srv/apps/mandel-dashboard/.venv/bin/python /srv/apps/mandel-dashboard/bin/deploy_stg_from_jenkins.py "${STAGING_AUDIT_PROJECT_NAME}" --command "$REMOTE_CMD"
-                '''
-            }
-        }
         stage('Normalize Services Menu') {
             agent { label 'built-in' }
             options {