habitica: fix license (#3161)

- https://github.com/HabitRPG/habitica/blob/develop/LICENSE
- CC-BY-NC-SA-3.0 this license only applies to default game assets, remove it

README.md

@@ -1445,7 +1445,7 @@ _Related: [Monitoring](#monitoring)_
 - [Dashy](https://github.com/lissy93/dashy) - Feature-rich homepage for your homelab, with easy YAML configuration. ([Demo](https://demo.dashy.to/)) `MIT` `Nodejs/Docker`
 - [Fenrus](https://github.com/revenz/fenrus) - A self hosted personal home page that allows for multiple users, guest access and multiple dashboards for each user. It also has "Smart Apps" which display live data for those apps. `GPL-3.0` `Nodejs`
 - [Flame](https://github.com/pawelmalak/flame) - Flame is self-hosted startpage for your server. Easily manage your apps and bookmarks with built-in editors. `MIT` `Nodejs`
-- [Habitica](https://habitica.com/) - Habit tracker app which treats your goals like a Role Playing Game. Previously called HabitRPG. ([Source Code](https://github.com/HabitRPG/habitica)) `GPL-3.0/CC-BY-NC-SA-3.0/CC-BY-SA-3.0` `Nodejs`
+- [Habitica](https://habitica.com/) - Habit tracker app which treats your goals like a Role Playing Game. Previously called HabitRPG. ([Source Code](https://github.com/HabitRPG/habitica)) `GPL-3.0/CC-BY-SA-3.0` `Nodejs`
 - [Heimdall](https://heimdall.site/) - Heimdall is an elegant solution to organise all your web applications. ([Source Code](https://github.com/linuxserver/Heimdall)) `MIT` `PHP`
 - [Hiccup](https://designedbyashw.in/test/hiccup/) - A beautiful static homepage to get to your links and services quickly. It has built-in search, editing, PWA support and localstorage caching to easily organize your start page. ([Source Code](https://github.com/ashwin-pc/hiccup)) `MIT` `HTML5`
 - [Homepage](https://github.com/tomershvueli/homepage) - Simple, standalone, self-hosted PHP page that is your window to your server and the web. `MIT` `PHP`