chore 📦: Comment out enterprise repo lines and enable Proxmox no-subscription repo

This commit updates the repository configuration by commenting out enterprise-specific lines and enabling the Proxmox no-subscription repository to simplify setup for users without a subscription.

tasks/repos.yml

@@ -1,11 +1,11 @@
 ---
-- name: repos | Remove enterprise repo files (all known locations)
-  ansible.builtin.file:
-    path: "{{ item }}"
-    state: absent
-  loop:
-    - /etc/apt/sources.list.d/pve-enterprise.list
-    - /etc/apt/sources.list.d/ceph.list
+- name: Comment out Proxmox enterprise repo lines
+  ansible.builtin.replace:
+    path: /etc/apt/sources.list.d/pve-enterprise.list
+    regexp: '^(deb\s+)'
+    replace: '# \1'
+  when: ansible.builtin.stat(path='/etc/apt/sources.list.d/pve-enterprise.list').stat.exists
+  notify: apt update
 
 - name: repos | Enable Proxmox no-subscription repo
   ansible.builtin.copy: