handle media range

[emilien-puget]

implement https://github.com/pb33f/libopenapi-validator/issues/141

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.60%. Comparing base (c322bf8) to head (b354b65). Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #142      +/-   ##
==========================================
+ Coverage   96.59%   96.60%   +0.01%     
==========================================
  Files          32       32              
  Lines        3378     3391      +13     
==========================================
+ Hits         3263     3276      +13     
  Misses        115      115              

Flag	Coverage Δ
unittests	96.60% <100.00%> (+0.01%)	:arrow_up:

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[emilien-puget]

@daveshanley rebased and ready to go