chore(deps): update helm release promtail to v6

Author: renovate[bot]

helm/wrongsecrets-ctf-party/Chart.yaml

@@ -44,5 +44,5 @@ dependencies:
     repository: https://grafana.github.io/helm-charts
 
   - name: promtail
-    version: 3.11.0
+    version: 6.16.6
     repository: https://grafana.github.io/helm-charts