use dest instead of path for lineinfile

Switching to dest instead of path for lineinfile. path is the name for
ansible 2.3+ though dest will work for 2.2 and 2.3.

Ref: http://docs.ansible.com/ansible/lineinfile_module.html

roles/docker/tasks/systemcontainer_docker.yml

@@ -46,24 +46,24 @@
 
     - name: Add http_proxy to /etc/atomic.conf
       lineinfile:
-        path: /etc/atomic.conf
-        line: "http_proxy={{ openshift.common.http_proxy | default('') }}"
+        dest: /etc/atomic.conf
+        line: "http_proxy: {{ openshift.common.http_proxy | default('') }}"
       when:
         - openshift.common.http_proxy is defined
         - openshift.common.http_proxy != ''
 
     - name: Add https_proxy to /etc/atomic.conf
       lineinfile:
-        path: /etc/atomic.conf
-        line: "https_proxy={{ openshift.common.https_proxy | default('') }}"
+        dest: /etc/atomic.conf
+        line: "https_proxy: {{ openshift.common.https_proxy | default('') }}"
       when:
         - openshift.common.https_proxy is defined
         - openshift.common.https_proxy != ''
 
     - name: Add no_proxy to /etc/atomic.conf
       lineinfile:
-        path: /etc/atomic.conf
-        line: "no_proxy={{ openshift.common.no_proxy | default('') }}"
+        dest: /etc/atomic.conf
+        line: "no_proxy: {{ openshift.common.no_proxy | default('') }}"
       when:
         - openshift.common.no_proxy is defined
         - openshift.common.no_proxy != ''