Uninstalling the node

If you make a mistake or want to uninstall and try the installation again, here is the code to uninstall.

rm -rf uninstallfullnode.sh
wget -O uninstallfullnode.sh https://raw.githubusercontent.com/Geordie-R/coti-full-node/main/uninstallfullnode.sh
chmod +x uninstallfullnode.sh
./uninstallfullnode.sh