Update k8s 1.34

Author: Your Name

build/playbooks/k3s-upgrade/plan.yml

@@ -16,7 +16,7 @@ spec:
   serviceAccountName: system-upgrade
   upgrade:
     image: rancher/k3s-upgrade
-  version: v1.31.4-k3s1
+  version: v1.34.1-k3s1
 ---
 # Agent plan
 apiVersion: upgrade.cattle.io/v1
@@ -39,4 +39,4 @@ spec:
   serviceAccountName: system-upgrade
   upgrade:
     image: rancher/k3s-upgrade
-  version: v1.31.4-k3s1
+  version: v1.34.1-k3s1