Cherry-picked AppSet PR generator return 0 results upon repo not found instead of failing (#182)

Signed-off-by: reggie-k <[email protected]>

Author: reggie-k

charts/argo-cd/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
-appVersion: v3.0.2-2025-06-24-979b8c8e
+appVersion: v3.0.2-2025-07-06-e9fc72a9
 kubeVersion: ">=1.25.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
@@ -27,4 +27,4 @@ annotations:
     url: https://argoproj.github.io/argo-helm/pgp_keys.asc
   artifacthub.io/changes: |
     - kind: changed
-      description: Upgraded ubuntu base image to 25.04 and aligned git-lfs installation with upstream
+      description: Cherry-picked AppSet PR generator return 0 results upon repo not found instead of failing