support multus multi-architecture installation (#9012)

Signed-off-by: cyclinder qifeng.guo@daocloud.io

roles/network_plugin/multus/templates/multus-daemonset.yml.j2

@@ -2,7 +2,7 @@
 kind: DaemonSet
 apiVersion: apps/v1
 metadata:
-  name: kube-multus-ds-amd64
+  name: kube-multus-ds-{{ image_arch }}
   namespace: kube-system
   labels:
     tier: node
@@ -21,7 +21,7 @@ spec:
       hostNetwork: true
       dnsPolicy: ClusterFirstWithHostNet
       nodeSelector:
-        kubernetes.io/arch: amd64
+        kubernetes.io/arch: {{ image_arch }}
       tolerations:
       - operator: Exists
       serviceAccountName: multus