jitterbuffer: Use jitterbuffer in SampleBuilder

[thatsnotright]

Description

Reference issue

Fixes #...

[codecov]

Codecov Report

Attention: Patch coverage is 80.64516% with 6 lines in your changes missing coverage. Please review.

Project coverage is 77.62%. Comparing base (271ab55) to head (9b32354).
Report is 9 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/media/samplebuilder/samplebuilder.go	80.64%	4 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2959      +/-   ##
==========================================
- Coverage   79.01%   77.62%   -1.40%     
==========================================
  Files          89       89              
  Lines        8584    10529    +1945     
==========================================
+ Hits         6783     8173    +1390     
- Misses       1311     1859     +548     
- Partials      490      497       +7     

Flag	Coverage Δ
go	79.17% <80.64%> (-1.40%)	⬇️
wasm	63.54% <80.64%> (-0.26%)	⬇️

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