Update the source code url from invidious.nerdvpn.de

Author: bugmaschine

docs/instances.md

@@ -12,7 +12,7 @@
 
 * [inv.nadeko.net](https://inv.nadeko.net) 🇨🇱 - Source code/changes: https://git.nadeko.net/Fijxu/invidious - CAPTCHA: Anubis (Modified) (https://git.nadeko.net/Fijxu/anubis-patches)
 * [yewtu.be](https://yewtu.be) 🇩🇪 - Source code/changes: https://github.com/yewtudotbe/invidious-custom
-* [invidious.nerdvpn.de](https://invidious.nerdvpn.de) 🇺🇦 - Source code/changes: https://github.com/Sommerwiesel/invidious-nerdvpn
+* [invidious.nerdvpn.de](https://invidious.nerdvpn.de) 🇺🇦 - Source code/changes: https://git.nerdvpn.de/NerdVPN.de/invidious
 * [invidious.f5.si](https://invidious.f5.si) 🇯🇵 - Cloudflare
 
 ### Tor Onion Services: