chore: point trustee app to feature branch for testing

Temporarily targets butler54/trustee-chart feature/trustee-1.1-compat
branch instead of released chart version. Revert to chart: trustee +
chartVersion: 0.2.* after trustee-chart PR is merged and released.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: butler54

values-simple.yaml

@@ -78,8 +78,9 @@ clusterGroup:
       name: trustee
       namespace: trustee-operator-system #upstream config
       project: trustee
-      chart: trustee
-      chartVersion: 0.2.*
+      repoURL: https://github.com/butler54/trustee-chart.git
+      path: .
+      chartVersion: feature/trustee-1.1-compat
       overrides:
         - name: kbs.admin.format
           value: "v1.1"