Update https://github.com/ansible/ansible-lint action to v26

Do this to avoid a restarting router affecting playbook runs on other
hosts.

.forgejo/workflows/lint.yaml

@@ -24,7 +24,7 @@ jobs:
       # work in our environmnet.
       # Rather manually setup python (pip) before instead.
       - name: Run ansible-lint
-        uses: https://github.com/ansible/ansible-lint@v25.11.0
+        uses: https://github.com/ansible/ansible-lint@v26.1.0
         with:
           setup_python: "false"
           requirements_file: "requirements.yml"

inventories/chaosknoten/group_vars/all.yaml

@@ -3,7 +3,7 @@
 ansible_pull__repo_url: https://git.hamburg.ccc.de/CCCHH/ansible-infra.git
 ansible_pull__inventory: inventories/chaosknoten
 ansible_pull__playbook: playbooks/maintenance.yaml
-ansible_pull__timer_on_calendar: "*-*-* 04:00:00 Europe/Berlin"
+ansible_pull__timer_on_calendar: "*-*-* 04:30:00 Europe/Berlin"
 ansible_pull__failure_notification_address: noc-notifications@lists.hamburg.ccc.de
 ansible_pull__timer_randomized_delay_sec: 30min
 

inventories/chaosknoten/host_vars/router.yaml

@@ -1,2 +1,4 @@
 systemd_networkd__config_dir: 'resources/chaosknoten/router/systemd_networkd/'
 nftables__config: "{{ lookup('ansible.builtin.file', 'resources/chaosknoten/router/nftables/nftables.conf') }}"
+ansible_pull__timer_on_calendar: "*-*-* 04:00:00 Europe/Berlin"
+ansible_pull__timer_randomized_delay_sec: 0min