Align pytask-stata with pytask v0.2.

[tobiasraabe]

Changes

Provide a description and/or bullet points to describe the changes in this PR.

Todo

• Reference issues which can be closed due to this PR with "Closes #x".
• Review whether the documentation needs to be updated.
• Document PR in docs/changes.rst.

[codecov]

Codecov Report

Merging #22 (04e8d80) into main (4f4869a) will decrease coverage by 12.27%.
The diff coverage is 54.20%.

@@             Coverage Diff             @@
##             main      #22       +/-   ##
===========================================
- Coverage   74.56%   62.28%   -12.28%     
===========================================
  Files          15       15               
  Lines         405      472       +67     
===========================================
- Hits          302      294        -8     
- Misses        103      178       +75     

Flag	Coverage Δ
end_to_end	57.20% <50.42%> (-3.54%)	⬇️
unit	51.90% <41.17%> (-16.49%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
tests/test_parallel.py	27.27% <21.27%> (-6.73%)	⬇️
tests/test_parametrize.py	31.14% <25.00%> (-5.22%)	⬇️
tests/test_execute.py	55.29% <43.47%> (-9.23%)	⬇️
src/pytask_stata/execute.py	48.14% <57.14%> (-1.86%)	⬇️
src/pytask_stata/parametrize.py	62.50% <66.66%> (ø)
src/pytask_stata/config.py	89.18% <82.35%> (-6.97%)	⬇️
src/pytask_stata/collect.py	87.71% <88.23%> (-8.03%)	⬇️
src/pytask_stata/cli.py	100.00% <100.00%> (ø)
src/pytask_stata/plugin.py	100.00% <100.00%> (ø)
src/pytask_stata/shared.py	82.60% <100.00%> (+6.13%)	⬆️
... and 3 more

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