Enhance yt_dlp format and fix bug

[benoit74]

Fix #351

Changes:

• see Recipes failing due to format not found #351 (comment) for details
• it allows to fix bug linked to the fact that we have more often no more merged stream with both video and audio
• it enhances the chances to grab best suited stream(s) before reencoding

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 1.51%. Comparing base (b0015c9) to head (d84d707).
Report is 2 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #355   +/-   ##
=====================================
  Coverage   1.51%   1.51%           
=====================================
  Files         11      11           
  Lines       1119    1119           
  Branches     170     170           
=====================================
  Hits          17      17           
  Misses      1102    1102           

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[benoit74]

Merging right away since anyway scraper is mostly not functioning normally anymore, but feedbacks are still welcomed!

[benoit74]

I've finally opened a dedicated issue to discuss the matter, since it is probably a complex topic: #356