test: run k8s 1.27 external e2e tests

Author: andyzhangx

test/external-e2e/run.sh

@@ -21,7 +21,7 @@ DRIVER="blob"
 
 setup_e2e_binaries() {
     # download k8s external e2e binary
-    curl -sL https://dl.k8s.io/release/v1.26.4/kubernetes-test-linux-amd64.tar.gz --output e2e-tests.tar.gz
+    curl -sL https://dl.k8s.io/release/v1.27.4/kubernetes-test-linux-amd64.tar.gz --output e2e-tests.tar.gz
     tar -xvf e2e-tests.tar.gz && rm e2e-tests.tar.gz
 
     export EXTRA_HELM_OPTIONS="--set driver.name=$DRIVER.csi.azure.com --set controller.name=csi-$DRIVER-controller --set node.name=csi-$DRIVER-node --set driver.azureGoSDKLogLevel=INFO"