tests: Regenerate tox

[sentrivana]

Regular tox update.

This includes a fix for a new Bottle version which made one of our tests get stuck in a neverending while loop.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.61%. Comparing base (449b2fa) to head (bd33367).
Report is 1 commits behind head on master.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4484      +/-   ##
==========================================
+ Coverage   80.58%   80.61%   +0.03%     
==========================================
  Files         142      142              
  Lines       16051    16051              
  Branches     2747     2747              
==========================================
+ Hits        12935    12940       +5     
+ Misses       2248     2241       -7     
- Partials      868      870       +2     

see 4 files with indirect coverage changes