[kube-router] set version to 2.0.0 (#10503)

Signed-off-by: Boris Barnier <bozzo@users.noreply.github.com>

roles/network_plugin/kube-router/templates/kube-router.yml.j2

@@ -178,7 +178,7 @@ metadata:
   namespace: kube-system
 rules:
   - apiGroups:
-    - ""
+      - ""
     resources:
       - namespaces
       - pods
@@ -190,7 +190,7 @@ rules:
       - get
       - watch
   - apiGroups:
-    - "networking.k8s.io"
+      - "networking.k8s.io"
     resources:
       - networkpolicies
     verbs:
@@ -198,13 +198,21 @@ rules:
       - get
       - watch
   - apiGroups:
-    - extensions
+      - extensions
     resources:
       - networkpolicies
     verbs:
       - get
       - list
       - watch
+  - apiGroups:
+      - discovery.k8s.io
+    resources:
+      - endpointslices
+    verbs:
+      - get
+      - list
+      - watch
 ---
 kind: ClusterRoleBinding
 apiVersion: rbac.authorization.k8s.io/v1