Don't display traceback with 'previous task failed' with verbose <= 1.

[tobiasraabe]

Changes

Closes #284.

[codecov]

Codecov Report

Merging #285 (e3cdb65) into main (3575ede) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #285   +/-   ##
=======================================
  Coverage   96.61%   96.61%           
=======================================
  Files          90       90           
  Lines        7623     7631    +8     
=======================================
+ Hits         7365     7373    +8     
  Misses        258      258           

Flag	Coverage Δ
end_to_end	82.51% <100.00%> (+0.03%)	⬆️
integration	41.20% <33.33%> (-0.01%)	⬇️
unit	69.36% <44.44%> (-0.04%)	⬇️

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Impacted Files	Coverage Δ
src/_pytask/execute.py	96.42% <100.00%> (ø)
tests/test_execute.py	100.00% <100.00%> (ø)

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