Improving yamllint configuration (#11389)

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

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

@@ -32,7 +32,7 @@
   copy:
     src: "{{ local_release_dir }}/helm-{{ helm_version }}/linux-{{ image_arch }}/helm"
     dest: "{{ bin_dir }}/helm"
-    mode: 0755
+    mode: "0755"
     remote_src: true
 
 - name: Helm | Get helm completion
@@ -45,5 +45,5 @@
   copy:
     dest: /etc/bash_completion.d/helm.sh
     content: "{{ helm_completion.stdout }}"
-    mode: 0755
+    mode: "0755"
   become: True