Upgrade certbot version to 0.31.0

The ppa doesn't offer the 0.28.0 version anymore, so the install failed.

Author: fapdash

tasks/main.yml

@@ -6,12 +6,12 @@
 
 - name: Install certbot
   package:
-    name: "certbot=0.28.0-1+ubuntu{{ ansible_distribution_version }}.1+certbot+4"
+    name: "certbot=0.31.0-1+ubuntu{{ ansible_distribution_version }}.1+certbot+1"
     state: present
 
 - name: Install certbot-nginx plugin
   package:
-    name: "python-certbot-nginx=0.28.0-1+ubuntu{{ ansible_distribution_version }}.1+certbot+3"
+    name: "python-certbot-nginx=0.31.0-1+ubuntu{{ ansible_distribution_version }}.1+certbot+1"
     state: present
 
 - import_tasks: certificate.yml