fix: recreate kind cluster for v2 e2e

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: AlinsRan

.github/workflows/e2e-test-k8s.yml

@@ -66,6 +66,7 @@ jobs:
         env:
           KIND_NODE_IMAGE: kindest/node:v1.18.15
         run: |
+          make kind-down
           make kind-up
           kind export kubeconfig --name apisix-ingress-cluster
           kubectl wait --for=condition=Ready nodes --all