[FIX] Make CI work again (update auto-formatting and test dependencies)

[f-dangel]

No description provided.

[Copilot]

Pull request overview

This PR applies the latest Black formatter to the codebase, ensuring consistent Python code formatting across test files. The changes are purely cosmetic and do not affect functionality.

Key changes:

• Removed trailing whitespace from comment lines in multiple test configuration files
• Added a trailing comma after the function parameter in evaluation_mode.py to comply with Black's formatting rules

Reviewed changes

Copilot reviewed 1 out of 7 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
test/utils/test_conv_transpose_settings.py	Removed trailing whitespace from comment line in docstring
test/utils/test_conv_settings.py	Removed trailing whitespace from comment line in docstring
test/utils/evaluation_mode.py	Added trailing comma after function parameter for Black compliance
test/extensions/firstorder/sum_grad_squared/sumgradsquared_settings.py	Removed trailing whitespace from comment line in docstring
test/extensions/firstorder/batch_l2_grad/batchl2grad_settings.py	Removed trailing whitespace from comment line in docstring
test/core/derivatives/pooling_settings.py	Removed trailing whitespace from comment line in docstring
test/core/derivatives/activation_settings.py	Removed trailing whitespace from comment line in docstring

All changes are appropriate Black formatting updates with no issues identified. The formatting changes improve code consistency without affecting functionality.

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