Improving yamllint configuration (#11389)

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

roles/kubernetes-apps/metallb/tasks/main.yml

@@ -16,7 +16,7 @@
   template:
     src: "metallb.yaml.j2"
     dest: "{{ kube_config_dir }}/metallb.yaml"
-    mode: 0644
+    mode: "0644"
   register: metallb_rendering
   when:
     - inventory_hostname == groups['kube_control_plane'][0]
@@ -47,7 +47,7 @@
       ansible.builtin.template:
         src: pools.yaml.j2
         dest: "{{ kube_config_dir }}/pools.yaml"
-        mode: 0644
+        mode: "0644"
       register: pools_rendering
 
     - name: MetalLB | Create address pools configuration
@@ -67,7 +67,7 @@
       ansible.builtin.template:
         src: layer2.yaml.j2
         dest: "{{ kube_config_dir }}/layer2.yaml"
-        mode: 0644
+        mode: "0644"
       register: layer2_rendering
 
     - name: MetalLB | Create layer2 configuration
@@ -87,7 +87,7 @@
       ansible.builtin.template:
         src: layer3.yaml.j2
         dest: "{{ kube_config_dir }}/layer3.yaml"
-        mode: 0644
+        mode: "0644"
       register: layer3_rendering
 
     - name: MetalLB | Create layer3 configuration