master config: join bootstrap settings and sync DS tasks

Both of these are running on oo_first_master, so these could be joined.

See 
https://github.com/openshift/openshift-ansible/pull/8743/files#r195134473

playbooks/openshift-master/private/config.yml

@@ -128,12 +128,7 @@
   tasks:
   - name: setup bootstrap settings
     import_tasks: tasks/enable_bootstrap_config.yml
-
-- name: Create sync daemonset
-  hosts: oo_first_master
-  gather_facts: no
-  tasks:
-  - name: Set up automatic node config reconcilation
+  - name: setup automatic node config reconcilation
     run_once: True
     import_role:
       name: openshift_node_group