Currently 'hugo serve' not 'hugo server' (#615)

Author: zocmlh

README.md

@@ -27,7 +27,7 @@ See [here](https://hugo-coder.netlify.app/).
 
 1. Add the repository into your Hugo Project repository as a submodule, `git submodule add https://github.com/luizdepra/hugo-coder.git themes/hugo-coder`.
 2. Configure your `config.toml`. You can either use [this minimal configuration](https://github.com/luizdepra/hugo-coder/wiki/Configurations#complete-example) as a base, or look for a complete explanation about all configurations [here](https://github.com/luizdepra/hugo-coder/wiki/Configurations). The [`config.toml`](https://github.com/luizdepra/hugo-coder/blob/master/exampleSite/config.toml) inside the [`exampleSite`](https://github.com/luizdepra/hugo-coder/tree/master/exampleSite) is also a good reference.
-3. Build your site with `hugo serve` and see the result at `http://localhost:1313/`.
+3. Build your site with `hugo server` and see the result at `http://localhost:1313/`.
 
 ## Extra Guides