CI: Fix new ansible-lint failures

Change-Id: I27b0e42fba93a35c6d878d108bf1e7fdebc9e3db

.ansible-lint

@@ -19,3 +19,9 @@ skip_list:
   # [unnamed-task] All tasks should be named
   # FIXME(mgoddard): Add names to all tasks
   - unnamed-task
+  # disable experimental rules
+  - experimental
+  # Package installs should not use latest
+  - package-latest
+  # Most files should not contain tabs
+  - no-tabs

ansible/roles/baremetal/tasks/install.yml

@@ -7,7 +7,7 @@
 
 # TODO(inc0): Gates don't seem to have ufw executable, check for it instead of ignore errors
 - block:
-    - name: Set firewall default policy
+    - name: Set firewall default policy  # noqa ignore-errors
       become: True
       ufw:
         state: disabled