chore(deps): update ghcr.io/n8n-io/n8n docker tag to v2.6.0

Author: renovate[bot]

n8n/Chart.yaml

@@ -24,4 +24,4 @@ version: 0.4.8
 # It is recommended to use it with quotes.
 
 # renovate: image=ghcr.io/n8n-io/n8n
-appVersion: "2.4.1"
+appVersion: "2.6.0"