Revert "chore(in-cluster): upgrade rke2 to v1.30.1"

This reverts commit 4bb631f1eb.

bootstrap/cluster-resources/in-cluster/rke2-upgrade-plan.yaml

@@ -1,58 +0,0 @@
-# Server plan
-apiVersion: upgrade.cattle.io/v1
-kind: Plan
-metadata:
-  name: server-plan
-  namespace: system-upgrade
-  labels:
-    rke2-upgrade: server
-spec:
-  concurrency: 1
-  nodeSelector:
-    matchExpressions:
-       - {key: rke2-upgrade, operator: Exists}
-       - {key: rke2-upgrade, operator: NotIn, values: ["disabled", "false"]}
-       # When using k8s version 1.19 or older, swap control-plane with master
-       - {key: node-role.kubernetes.io/control-plane, operator: In, values: ["true"]}
-  tolerations:
-  - key: "CriticalAddonsOnly"
-    operator: "Equal"
-    value: "true"
-    effect: "NoExecute"
-  serviceAccountName: system-upgrade
-  cordon: true
-#  drain:
-#    force: true
-  upgrade:
-    image: rancher/rke2-upgrade
-  version: v1.30.1+rke2r1
----
-# Agent plan
-apiVersion: upgrade.cattle.io/v1
-kind: Plan
-metadata:
-  name: agent-plan
-  namespace: system-upgrade
-  labels:
-    rke2-upgrade: agent
-spec:
-  concurrency: 2
-  nodeSelector:
-    matchExpressions:
-      - {key: rke2-upgrade, operator: Exists}
-      - {key: rke2-upgrade, operator: NotIn, values: ["disabled", "false"]}
-      # When using k8s version 1.19 or older, swap control-plane with master
-      - {key: node-role.kubernetes.io/control-plane, operator: NotIn, values: ["true"]}
-  prepare:
-    args:
-    - prepare
-    - server-plan
-    image: rancher/rke2-upgrade
-  serviceAccountName: system-upgrade
-  cordon: true
-  drain:
-    force: true
-  upgrade:
-    image: rancher/rke2-upgrade
-  version: v1.30.1+rke2r1
-