add vars for cilium init container (#3893)

* add vars for cilium init container

* make yamllint happy

* add var cilium_init in downloads

roles/kubernetes/master/defaults/main.yml

@@ -127,7 +127,7 @@ kube_kubeadm_scheduler_extra_args: {}
 
 ## Extra control plane host volume mounts
 ## Example:
-#apiserver_extra_volumes:
+# apiserver_extra_volumes:
 #  - name: name
 #    hostPath: /host/path
 #    mountPath: /mount/path

roles/kubernetes/node/tasks/main.yml

@@ -116,7 +116,7 @@
   modprobe:
     name: nf_conntrack
     state: present
-  when: 
+  when:
     - enable_nf_conntrack is failed
     - kube_proxy_mode == 'ipvs'