ci: specified kubernetes version in test cluster

Makefile

@@ -219,7 +219,7 @@ test-integration: bin/test/kube-apiserver bin/test/etcd ## Run integration tests
 test-integrated-service-up: ## Run integrated service functional tests
 	@echo "Stopping pipeline development stack if it's already running"
 	docker-compose stop
-	if ! kind get kubeconfig --name pipeline-is-test 1>/dev/null; then kind create cluster --name pipeline-is-test --kubeconfig $(HOME)/.kube/kind-pipeline-is-test; fi
+	if ! kind get kubeconfig --name pipeline-is-test 1>/dev/null; then kind create cluster --image kindest/node:v1.21.1 --name pipeline-is-test --kubeconfig $(HOME)/.kube/kind-pipeline-is-test; fi
 	mkdir -p .docker/volumes/{mysql,vault/file,vault/keys}
 	uid=$(shell id -u) gid=$(shell id -g) docker-compose -p pipeline-is-test --project-directory $(PWD) -f $(PWD)/internal/integratedservices/testconfig/docker-compose.yml up -d
 	@while ! test -f $(HOME)/.vault-token; do echo "waiting for vault root token"; docker ps; docker-compose logs --tail 10; sleep 3; done