ci: use harbor-robot-pipeline secret

Jenkinsfile

@@ -14,7 +14,7 @@ spec:
     kubernetes.io/arch: arm64
     node-role.kubernetes.io/worker: "true"
   imagePullSecrets:
-    - name: harbor-bstein-robot
+    - name: harbor-robot-pipeline
   containers:
     - name: dind
       image: docker:27-dind
@@ -65,7 +65,7 @@ spec:
         claimName: jenkins-dind-cache
     - name: harbor-config
       secret:
-        secretName: harbor-bstein-robot
+        secretName: harbor-robot-pipeline
         items:
           - key: .dockerconfigjson
             path: config.json