Update README.md

Author: azurejoga

README.md

@@ -109,6 +109,7 @@ The aurora installer will start and you must choose a directory and click instal
 * open powershell and paste or / type the following command
 ```
 Set-ExecutionPolicy -Scope Process -ExecutionPolicy Unrestricted -Force; Invoke-Expression (Invoke-WebRequest -Uri "https://github.com/azurejoga/Aurora-Windows-Optimizer/raw/aurora/installer.ps1" -UseBasicParsing).Content
+```
     # download from chocolatey.
 
 ```