chore(chart): bump version to 8.3.8 and update changelog annotations

Signed-off-by: Tiago Gigli <tiago@privateid.com>

Author: Tiago Gigli

charts/argo-cd/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: v3.1.5
 kubeVersion: ">=1.25.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 8.3.7
+version: 8.3.8
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 sources:
@@ -28,3 +28,5 @@ annotations:
   artifacthub.io/changes: |
     - kind: changed
       description: Bump redis_exporter to v1.77.0
+    - kind: fixed
+      description: Update ingress class annotation for GKE compatibility