chore: update readme

README.md

@@ -105,7 +105,7 @@ Before we get started everything below must be taken into consideration, you mus
 
 📍 _If you choose to use a Raspberry Pi 4 for the cluster, it is recommended to have an 8GB model. Most important is to **boot from an external SSD/NVMe** rather than an SD card. This is supported [natively](https://www.raspberrypi.com/documentation/computers/raspberry-pi.html), however if you have an early model you may need to [update the bootloader](https://www.tomshardware.com/how-to/boot-raspberry-pi-4-usb) first._
 
-📍 _Be sure to check the [power requirements](https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#power-supply) if using a PoE Hat and a SSD/NVMe dongle.
+📍 _Be sure to check the [power requirements](https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#power-supply) if using a PoE Hat and a SSD/NVMe dongle._
 
 1. Download the latest stable release of Debian from [here](https://raspi.debian.net/tested-images). _**Do not** use Raspbian or DietPi or any other flavor Linux OS._