Adjust variable name for latest Ansible version

tasks/proxypool.yml

@@ -6,7 +6,7 @@
   - name: "Set directory permissions to current user"
     file:
       path: '/etc/letsencrypt'
-      owner: '{{ ansible_env.SUDO_USER }}'
+      owner: '{{ ansible_env.USER }}'
       recurse: yes
       follow: no
     when: proxy_active|default(true)

tasks/pullcerts.yml

@@ -9,7 +9,7 @@
 - name: "Set directory permissions to current user"
   file:
     path: '{{ item }}'
-    owner: '{{ ansible_env.SUDO_USER }}'
+    owner: '{{ ansible_env.USER }}'
     recurse: yes
     follow: no
   with_items: