LibreTube 31.3

[!NOTE] ## Release Highlights This release fixes that channel videos and the feed don't load. The cause are breaking changes made by YouTube in their API. Big thanks to https://github.com/AudricV and https://github.com/Ecomont for working on the fixes upstream!

:wrench: Chores

• de82a21 - readme: make Piped less prominent in our README *(commit by @Bnyro)*
• cd5d1bf - bump version to v31.3 *(commit by @Bnyro)*