build: automatic update of edge-testkube-worker-service

updates image kubeshop/testkube-worker-service tag '1.11.26-rc.2' to '1.11.26-rc.3'

Author: argocd-image-updater

charts/testkube-worker-service/.argocd-source-edge-testkube-worker-service.yaml

@@ -4,5 +4,5 @@ helm:
     value: docker.io/kubeshop/testkube-worker-service
     forcestring: true
   - name: image.tag
-    value: 1.11.26-rc.2
+    value: 1.11.26-rc.3
     forcestring: true