Adds install certbot snap action

tasks/nginx.yml

@@ -31,6 +31,11 @@
   when: funkwhale_nginx_managed and funkwhale_letsencrypt_enabled
   become: true
   command: snap refresh core
+  
+- name: Install certbot snap
+  when: funkwhale_nginx_managed and funkwhale_letsencrypt_enabled
+  become: true
+  command: snap install --classic certbot
 
 - name: Link certbot snap installation
   when: funkwhale_nginx_managed and funkwhale_letsencrypt_enabled