Update publish-to-pypi.yml workflow

[idapena]

Initial Checks

• The code compiles successfully without any errors or warnings.
• I have personally tested these changes on my local environment.
• I have ensured that relevant documentation has been added or updated.
• I adhere to the project structure and code standards defined in the documentation.
• My code follows the established coding style guidelines.
• I have added tests for the new code (if applicable).
• All existing tests have passed successfully.

Description

This pull request updates the download-artifact and cache actions to v4 in the publish-to-pypi.yml workflow.

[coveralls]

Pull Request Test Coverage Report for Build 16620299238

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

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Totals
Change from base Build 16619793620:	0.0%
Covered Lines:	2593
Relevant Lines:	2593

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💛 - Coveralls