Use package task over apt for base-server

Package is the generic way of using package managers in Ansible. This
will be a noop.

Don't use loops for package managers, since we are able to pass lists of
packages. This will reduce the number of tasks ansible will do.

Change-Id: If7988ba81a6bf851d1b5ec9db6888ba9509ed788
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

playbooks/roles/base-server/tasks/Debian.yaml

@@ -1,10 +1,9 @@
 - name: Remove packages that make no sense for servers
-  apt:
-    name: '{{ item }}'
+  package:
+    name:
+      - whoopsie
+      - popularity-contest
     state: absent
-  loop:
-    - whoopsie
-    - popularity-contest
 
 - name: Configure file limits
   copy: