Fix #3571 with a -V

hack/install_kustomize.sh

@@ -58,7 +58,7 @@ fi
 curl -m $curl_timeout -s $release_url |\
   grep browser_download.*${opsys}_${arch} |\
   cut -d '"' -f 4 |\
-  sort | tail -n 1 |\
+  sort -V | tail -n 1 |\
   xargs curl -m $curl_timeout -sLO
 
 if [ -e ./kustomize_v*_${opsys}_amd64.tar.gz ]; then