ad-auth: remove installation of libsss-sudo see...

ad-auth: remove installation of libsss-sudo see (https://bugzilla.redhat.com/show_bug.cgi?id=879633)

ad-auth/tasks/sssd.yml

@@ -2,7 +2,7 @@
 # file: roles/ad-auth/tasks/sssd.yml
 
 - name: ensure sssd is installed
-  apt: name="{{ item }}" state=installed
+  apt: name="{{ item }}" state=installed install_recommends=no
   with_items:
     - sssd
     - libpam-sss