conformance: fix kubectl path

Author: Cecile Robert-Michon

scripts/ci-conformance.sh

@@ -57,8 +57,7 @@ build_k8s() {
     cp -f "${PWD}/bazel-bin/test/e2e/e2e.test" "${PWD}/_output/bin/e2e.test"
     # workaround for mac os
     cp -f "${PWD}/bazel-bin/vendor/github.com/onsi/ginkgo/ginkgo/darwin_amd64_stripped/ginkgo" "${PWD}/_output/bin/ginkgo" || true
-    export KUBECTL_PATH="$(dirname "$(find "${PWD}/bazel-bin/" -name kubectl -type f)")/kubectl"
-    PATH="${KUBECTL_PATH}:${PATH}"
+    PATH="$(dirname "$(find "${PWD}/bazel-bin/" -name kubectl -type f)"):${PATH}"
     export PATH
 
     # attempt to release some memory after building