copr: move iptables disabling directly to frontend role

roles/copr/frontend-cloud/tasks/main.yml

@@ -181,3 +181,6 @@
   lineinfile:
     path: /etc/httpd/conf/httpd.conf
     line: "TimeOut 7200"
+
+- name: Disable iptables, we have Security Groups in EC2
+  service: name=iptables state=stopped enabled=no

tasks/aws_cloud.yml

@@ -134,6 +134,3 @@
 
 ## - name: Include SSH config
 ##   import_role: name=basessh
-
-- name: Disable iptables, we have Security Groups in EC2
-  service: name=iptables state=stopped enabled=no