Fix rule 208 lint issues.

Author: geerlingguy

.yamllint

@@ -1,6 +1,11 @@
 ---
 extends: default
+
 rules:
   line-length:
     max: 180
     level: warning
+
+ignore: |
+  .github/stale.yml
+  .travis.yml

tasks/main.yml

@@ -16,6 +16,7 @@
   file:
     path: "{{ varnish_config_path }}"
     state: directory
+    mode: 0755
 
 - name: Copy Varnish configuration (sysvinit).
   template: