Release v0.21.3 Beta

Summary

Playback is once again having some issues so we are once again releasing an update to fix the issue.

Fixes

• Updated YouTube.js to 10.3.0 to fix the Local API Error: Failed to extract n-token decipher algorithm error by @PikachuEXE in #5507
• Use streams from the iOS client to avoid the random No valid URL to decipher errors and the DASH and legacy formats randomly not playing by @absidue in #5472

Full Changelog: v0.21.2-beta...v0.21.3-beta