Update readme

Author: mpociot

README.md

@@ -20,8 +20,8 @@ composer require beyondcode/laravel-view-xray --dev
 
 The package is enabled by default - so all you need to do is visit your application in the browser and hit the Xray shortcut.
 
-Windows: CTRL + Shift + X
-OSX: CMD + Shift + X
+- Windows: CTRL + Shift + X
+- OSX: CMD + Shift + X
 
 This toggles the Xray view, where you can see which view (and optionally section) rendered the visual output.