Update command to check Clojure CLI version

Signed-off-by: Alex Miller <alex@puredanger.com>

Author: puredanger

README.md

@@ -84,7 +84,7 @@ The project also contains
 [Clojure CLI](https://clojure.org/guides/install_clojure) version **1.11.1.xxxx** or later is recommended. Check the version of Clojure CLI currently installed via:
 
 ```shell
-clojure -Sdescribe
+clojure --version
 ```
 
 > [Practicalli guide to installing Clojure](https://practical.li/clojure/install/clojure-cli/) has detailed instructions to install Clojure CLI for a specific operating system, or follow the [Clojure.org Getting Started page](https://clojure.org/guides/getting_started).