fix: Update Kubewarden Helm charts

Signed-off-by: Kubewarden bot <[email protected]>

Author: chimera-kube-bot

charts/kubewarden-defaults/values.yaml

@@ -115,7 +115,7 @@ policyServer:
   image:
     # The registry is defined in the global.cattle.systemDefaultRegistry value
     repository: "kubewarden/policy-server"
-    tag: v1.21.1
+    tag: v1.22.0-rc1
   serviceAccountName: policy-server
   # verificationConfig: your_configmap
   # Configmap containing a Sigstore verification configuration under a key