webrtc: fix bad quality when converting Opus from WebRTC to LL-HLS (#2499)

[aler9]

Fixes #2499

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (db5ba99) 59.88% compared to head (b1ae234) 59.90%.

Files	Patch %	Lines
internal/protocols/webrtc/incoming_track.go	0.00%	1 Missing ⚠️
internal/staticsources/hls/source.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2740      +/-   ##
==========================================
+ Coverage   59.88%   59.90%   +0.02%     
==========================================
  Files         144      144              
  Lines       15331    15332       +1     
==========================================
+ Hits         9181     9185       +4     
+ Misses       5507     5504       -3     
  Partials      643      643              

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[github-actions]

This issue is mentioned in release v1.3.1 🚀
Check out the entire changelog by clicking here