Slightly simplify BuildResults

[okurz]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.25%. Comparing base (1a7f80d) to head (8dbe6d1).
⚠️ Report is 64 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6779      +/-   ##
==========================================
- Coverage   99.25%   99.25%   -0.01%     
==========================================
  Files         402      402              
  Lines       41274    41270       -4     
==========================================
- Hits        40968    40964       -4     
  Misses        306      306              

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[kalikiana]

Failing due to poo#189384

[d3flex]

I have the impression that you could use https://github.com/okurz/openQA/blob/8dbe6d13612776e4c121845d1ae37125991995e4/lib/OpenQA/BuildResults.pm#L163 here. it seems like sort unless $newest