Improving yamllint configuration (#11389)

Signed-off-by: Bas Meijer <bas.meijer@enexis.nl>

roles/kubernetes/node/tasks/main.yml

@@ -14,7 +14,7 @@
   file:
     path: /var/lib/cni
     state: directory
-    mode: 0755
+    mode: "0755"
 
 - name: Install kubelet binary
   import_tasks: install.yml
@@ -74,7 +74,7 @@
   file:
     path: "{{ item }}"
     state: directory
-    mode: 0755
+    mode: "0755"
   loop:
     - /etc/modules-load.d
     - /etc/modprobe.d
@@ -89,7 +89,7 @@
   copy:
     dest: /etc/modules-load.d/kubespray-br_netfilter.conf
     content: br_netfilter
-    mode: 0644
+    mode: "0644"
   when: modinfo_br_netfilter.rc == 0
 
 # kube-proxy needs net.bridge.bridge-nf-call-iptables enabled when found if br_netfilter is not a module
@@ -162,7 +162,7 @@
     content: "{{ openstack_cacert | b64decode if openstack_cacert_is_base64 else omit }}"
     dest: "{{ kube_config_dir }}/openstack-cacert.pem"
     group: "{{ kube_cert_group }}"
-    mode: 0640
+    mode: "0640"
   when:
     - cloud_provider is defined
     - cloud_provider == 'openstack'
@@ -176,7 +176,7 @@
     src: "cloud-configs/{{ cloud_provider }}-cloud-config.j2"
     dest: "{{ kube_config_dir }}/cloud_config"
     group: "{{ kube_cert_group }}"
-    mode: 0640
+    mode: "0640"
   when:
     - cloud_provider is defined
     - cloud_provider in [ 'openstack', 'azure', 'vsphere', 'aws', 'gce' ]