fix: use local kube-plex repository with GPU support

- Switch from upstream kube-plex to our local version in Gitea
- Ensures GPU support changes are preserved in GitOps workflow
- Fixes ArgoCD Application source path

applications/plex.yaml

@@ -18,9 +18,9 @@ metadata:
 spec:
   project: default
   source:
-    # Use the kube-plex chart repository
-    repoURL: https://github.com/munnerz/kube-plex
-    path: charts/kube-plex
+    # Use our local kube-plex repository with GPU support changes
+    repoURL: http://gitea-http.gitea.svc.cluster.local:3000/admin/turingpi.git
+    path: kube-plex/charts/kube-plex
     targetRevision: HEAD
     helm:
       releaseName: plex