use intellij-plugin in getting started

Author: Chemaclass

content/documentation/getting-started.md

@@ -111,6 +111,6 @@ vendor/bin/phel test --filter foo
 ## Editor Support
 
 - [VSCode](https://github.com/phel-lang/phel-vs-code-extension)
-- [PhpStorm](https://github.com/phel-lang/phel-phpstorm-syntax)
+- [PhpStorm](https://github.com/phel-lang/phel-intellij-plugin)
 - [Emacs](https://codeberg.org/mmontone/interactive-lang-tools)
 - [Vim](https://github.com/danirod/phel.vim)