Consolidate nftables setup for alpine, debian and ceph roles

roles/ceph/tasks/main.yml

@@ -3,6 +3,13 @@
     dest: /etc/hosts
     src: hosts.j2
 
+- name: Configure nftables
+  template:
+    dest: /etc/nftables.d/ceph.nft
+    src: ceph.nft.j2
+    mode: 0644
+  notify: reload nftables
+
 - name: Set up NTP servers
   lineinfile:
     path: /etc/systemd/timesyncd.conf
@@ -38,6 +45,4 @@
     dest: /usr/local/bin/cephadm
     mode: 0755
 
-- include_tasks: firewall.yml
-
 - include_tasks: cert.yml