staging: bump etcd-shield image to 31c9c98a (redhat-appstudio#10613)

Signed-off-by: Andy Sadler <ansadler@redhat.com>
Co-authored-by: Gal Ben Haim <gbenhaim@redhat.com>

Author: sadlerap

components/etcd-shield/base/kustomization.yaml

@@ -10,7 +10,7 @@ configMapGenerator:
 images:
 - name: etcd-shield
   newName: quay.io/konflux-ci/etcd-shield
-  newTag: 422de3326c0890fabfb1d3b7eb9d4d1a25881030
+  newTag: 31c9c98a2623ce8bd4dc90a7d752420306235519
 namespace: etcd-shield
 resources:
 - deployment.yaml