add role tag to certbot role

roles/certbot/tasks/main/install.yaml

@@ -1,4 +1,6 @@
+---
 - name: ensure relevant packages are installed
+  tags: [ "certbot" ]
   ansible.builtin.apt:
     name:
       - openssl
@@ -8,8 +10,10 @@
   become: true
 
 - name: ensure manual auth scripts are deployed
+  tags: [ "certbot" ]
   block:
     - name: ensure manual auth scripts directory exists
+      tags: [ "certbot" ]
       ansible.builtin.file:
         path: "/usr/local/lib/ansible_certbot/manual_auth_scripts"
         state: directory
@@ -19,6 +23,7 @@
       become: true
 
     - name: ensure manual auth scripts are deployed
+      tags: [ "certbot" ]
       ansible.builtin.copy:
         src: "manual_auth_scripts/{{ item }}.sh"
         dest: "/usr/local/lib/ansible_certbot/manual_auth_scripts/{{ item }}.sh"