chore: update FUNDING.yml with working BTC URL

Author: fabasoad

.github/FUNDING.yml

@@ -1,5 +1,8 @@
 ---
-custom: ["https://en.cryptobadges.io/donate/145HwyQAcv4vrzUumJhu7nWGAVBysX9jJH"]
-github: ["fabasoad"]
+custom: [
+  'https://www.bitcoinqrcodemaker.com/?style=bitcoin&address=145HwyQAcv4vrzUumJhu7nWGAVBysX9jJH&prefix=on',
+  'https://paypal.me/fabasoad'
+]
+github: ['fabasoad']
 ko_fi: fabasoad
 liberapay: fabasoad