Replace versioneer with setuptools-scm.

[tobiasraabe]

• Fix.
• Fix badges and more.
• Replace versioneer with setuptools-scm.

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 #8 (5b34105) into main (4aa19d7) will increase coverage by 0.03%.
The diff coverage is 100.00%.

❗ Current head 5b34105 differs from pull request most recent head 4ed24f2. Consider uploading reports for the commit 4ed24f2 to get more accurate results

@@            Coverage Diff             @@
##             main       #8      +/-   ##
==========================================
+ Coverage   98.18%   98.21%   +0.03%     
==========================================
  Files           6        6              
  Lines         110      112       +2     
==========================================
+ Hits          108      110       +2     
  Misses          2        2              

Flag	Coverage Δ
end_to_end	98.21% <100.00%> (+0.03%)	⬆️

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

Impacted Files	Coverage Δ
src/pytask_environment/__init__.py	100.00% <100.00%> (ø)

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