Update actions/setup-node action to v6

.gitea/workflows/lint-test-docker.yaml

@@ -37,7 +37,7 @@ jobs:
 
       - name: Set up Node.js
         if: steps.check-branch-exists.outputs.exists == 'true'
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '22'
 

clusters/cl01tl/platform/stalwart/values.yaml

@@ -9,7 +9,7 @@ stalwart:
         main:
           image:
             repository: stalwartlabs/stalwart
-            tag: v0.14.0
+            tag: v0.13.4
             pullPolicy: IfNotPresent
           resources:
             requests: