461 log normalization method

[Elena-kal]

Description

fixes #461
Adds another version of the normalization by median method.

Changes

Made changes to the method, added option to choose the method in forms and added and adapted tests.

Testing

Create a standard workflow, run it with checking the box. Switch the order and run it without checking the box.

PR checklist

Development

• If necessary, I have updated the documentation (README, docstrings, etc.)
• If necessary, I have created / updated tests.

Mergeability

• main-branch has been merged into local branch to resolve conflicts
• The tests and linter have passed AFTER local merge
• The backend code has been formatted with black
• The frontend code has been formatted with pnpm format and checked with pnpm lint

Code review

• I have self-reviewed my code.
• At least one other developer reviewed and approved the changes

[github-actions]

Coverage report

Click to see where and how coverage changed

File	Statements	Missing	Coverage	Coverage (new stmts)	Lines missing
backend/protzilla/data_preprocessing
normalisation.py
backend/protzilla/methods
data_preprocessing.py					688
Project Total

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