bump cluster autoscaler to fix role permission issue

[yaguangtang]

sync to upstream 9.29.5 version chart.

[yaguangtang]

1 clusterapi_controller.go:770] discovered node group: MachineDeployment/magnum-system/kube-0r7xz-default-worker-xbvng (min: 1, max: 2, replicas : 1) I1120 12:51:47.740590 1 clusterapi_controller.go:796] node "kube-0r7xz-default-worker-xbvng-49rpj-rr2tq" is in nodegroup "MachineDeployment/magnum-system/kube-0r7xz-d efault-worker-xbvng" I1120 12:51:47.934241 1 request.go:683] "Waited before sending request" delay="193.328136ms" reason="client-side throttling, not priority and fairness" verb="GET" URL ="https://10.96.0.1:443/apis/cluster.x-k8s.io/v1beta1/namespaces/magnum-system/machinedeployments/kube-0r7xz-default-worker-xbvng/scale" I1120 12:51:47.940270 1 clusterapi_controller.go:770] discovered node group: MachineDeployment/magnum-system/kube-0r7xz-default-worker-xbvng (min: 1, max: 2, replicas : 1) W1120 12:51:47.940332 1 orchestrator.go:649] Node group MachineDeployment/magnum-system/kube-0r7xz-default-worker-xbvng is not ready for scaleup - backoff with status : {true {Other cloudProviderError failed to increase node group size: machinedeployments.cluster.x-k8s.io "kube-0r7xz-default-worker-xbvng" is forbidden: User "system:servi ceaccount:magnum-system:kube-0r7xz-autoscaler" cannot patch resource "machinedeployments/scale" in API group "cluster.x-k8s.io" in the namespace "magnum-system"}}

this fixes the above issue by update the cluster-autoscaler to 9.29.5

[yaguangtang]

magnum-cluster-api % chart-vendor --config-file .charts.yml --charts-root magnum_cluster_api/charts --check
2025/12/03 09:53:08 INFO fetching chart chart=cilium version=1.15.3 repository=https://helm.cilium.io/
2025/12/03 09:53:08 INFO fetching chart chart=openstack-manila-csi version=2.32.0 repository=https://kubernetes.github.io/cloud-provider-openstack
2025/12/03 09:53:08 INFO fetching chart chart=openstack-cinder-csi version=2.32.0 repository=https://kubernetes.github.io/cloud-provider-openstack
2025/12/03 09:53:08 INFO fetching chart chart=openstack-cloud-controller-manager version=2.34.1 repository=https://kubernetes.github.io/cloud-provider-openstack
2025/12/03 09:53:08 INFO fetching chart chart=cluster-autoscaler version=9.29.5 repository=https://kubernetes.github.io/autoscaler
2025/12/03 09:53:20 INFO applying patch chart=cluster-autoscaler version=9.29.5 repository=https://kubernetes.github.io/autoscaler patch=magnum_cluster_api/charts/patches/cluster-autoscaler/001-add-omt-to-clusterrole.patch
2025/12/03 09:53:20 INFO applying patch chart=openstack-manila-csi version=2.32.0 repository=https://kubernetes.github.io/cloud-provider-openstack patch=magnum_cluster_api/charts/patches/openstack-manila-csi/001-add-ca-certificate-and-set-namespace.patch
2025/12/03 09:53:25 No uncommitted changes or untracked files.
yaguangtang@yaguangmacbook-air magnum-cluster-api % git branch
* fix-autoscaler