Update dependency n8n to v2.26.3-0

Author: renovate[bot]

templates/requirements.yml

@@ -585,7 +585,7 @@
   name: mumble
   activation_prefix: mumble_
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-n8n.git
-  version: v2.25.5-0
+  version: v2.26.3-0
   name: n8n
   activation_prefix: n8n_
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-navidrome.git