🔧 Fix upload action case style

[burgholzer]

Description

Fixes #90

Checklist:

• The pull request only contains commits that are related to it.
• I have added appropriate tests and documentation.
• I have made sure that all CI jobs on GitHub pass.
• The pull request introduces no new warnings and follows the project's style guidelines.

[codecov]

Codecov Report

Merging #125 (dd39229) into main (f002d99) will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff          @@
##            main    #125   +/-   ##
=====================================
  Coverage   85.6%   85.6%           
=====================================
  Files         20      20           
  Lines       1362    1362           
  Branches     190     190           
=====================================
  Hits        1166    1166           
  Misses       196     196           

Flag	Coverage Δ
cpp	79.5% <ø> (ø)
python	97.2% <ø> (ø)

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