LuaCheck: further clarifications to running on Windows

Author: rubenwardy

en/chapters/luacheck.md

@@ -44,7 +44,8 @@ Check that it's installed with the following command:
 The first time you run LuaCheck, it will probably pick up a lot of false
 errors. This is because it still needs to be configured.
 
-On Windows, open powershell or bash in the root folder and run `path/to/luacheck.exe .`
+On Windows, open powershell or bash in the root folder of your project
+and run `path\to\luacheck.exe .`
 
 On Linux, run `luacheck .` whilst in the root folder of your project.