Merge pull request #97276 from tengqm/fix-openapi-gen

Fix openapi generator for alpha features

hack/update-openapi-spec.sh

@@ -75,6 +75,7 @@ kube::log::status "Starting kube-apiserver"
   --etcd-servers="http://${ETCD_HOST}:${ETCD_PORT}" \
   --advertise-address="10.10.10.10" \
   --cert-dir="${TMP_DIR}/certs" \
+  --feature-gates=AllAlpha=true \
   --runtime-config="api/all=true" \
   --token-auth-file="${TMP_DIR}/tokenauth.csv" \
   --authorization-mode=RBAC \