Update PayPal link

Author: mayankk2308

README.md

@@ -1,5 +1,5 @@
 ![Header](/resources/header.png)
-![Script Version](https://img.shields.io/github/release/mayankk2308/set-egpu.svg?style=for-the-badge) ![macOS Support](https://img.shields.io/badge/macOS-10.13.4+-orange.svg?style=for-the-badge) ![Github All Releases](https://img.shields.io/github/downloads/mayankk2308/set-egpu/total.svg?style=for-the-badge) [![paypal](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b5/PayPal.svg/124px-PayPal.svg.png)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=mayankk2308@gmail.com&lc=US&item_name=Development%20of%20Set-eGPU&no_note=0&currency_code=USD&bn=PP-DonationsBF:btn_donate_SM.gif:NonHostedGuest)
+![Script Version](https://img.shields.io/github/release/mayankk2308/set-egpu.svg?style=for-the-badge) ![macOS Support](https://img.shields.io/badge/macOS-10.13.4+-orange.svg?style=for-the-badge) ![Github All Releases](https://img.shields.io/github/downloads/mayankk2308/set-egpu/total.svg?style=for-the-badge) [![paypal](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b5/PayPal.svg/124px-PayPal.svg.png)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=mayankk2308@icloud.com&lc=US&item_name=Development%20of%20Set-eGPU&no_note=0&currency_code=USD&bn=PP-DonationsBF:btn_donate_SM.gif:NonHostedGuest)
 
 **set-eGPU.sh** allows you to set graphics preferences for macOS applications, and force use of external GPUs, even on internal displays. Please read through the entire documentation to familiarize yourself with the script, the community, and the resources available to you in case you find that you need help.