docs: fix typo (#3328)

Author: snitin315

examples/cli/public/README.md

@@ -8,7 +8,7 @@ _NOTE: replace `<insert local ip>` with your local IP Address._
 
 In order to make the server publicly accessible the client needs to know with
 what host to connect to the server. If `--host 0.0.0.0` is given, the client
-would try to connect to `0.0.0.0`. With the `--public` options it is possible to
+would try to connect to `0.0.0.0`. With the `--public` option it is possible to
 override this.
 
 ## What Should Happen