Add 402 payment required's youtube video tutorial

README.md

@@ -147,6 +147,7 @@ tar.gz.)
 * [How to setup Electrum Personal Server on a Raspberry Pi](https://github.com/Stadicus/RaspiBolt/blob/master/raspibolt_64_electrum.md)
 * [Electrum Personal Server on Windows 10](https://driftwoodpalace.github.io/Hodl-Guide/hodl-guide_63_eps-win.html)
 * [Running Electrum Personal Server on Mac OS](https://driftwoodpalace.github.io/Hodl-Guide/hodl-guide_64_eps-mac.html)
+* [Linux setup video tutorial on youtube](https://www.youtube.com/watch?v=1JMP4NZCC5g)
 * [BTCPay Server integration with Electrum Personal Server](https://docs.btcpayserver.org/ElectrumPersonalServer/)
 * [Using Electrum Personal Server with a Bitseed node](https://github.com/john-light/bitcoin/blob/master/eps.md)
 * [Spanish language video tutorial / Instalación del servidor Electrum Personal Server](https://www.youtube.com/watch?v=F3idwecYvcU)