chore: cleanup

[MartinBernstorff]

• update 4 files, rename 5 files, delete 4 files, create 2 files, move 11 files and move and rename 6 files
• update 31 files
• update requirements-dev.lock, requirements.lock, main.py and src/timeseriesflattener/processors/init.py
• update main_test.py and temporal.py
• update temporal_test.py, prediction_times.py and utils_for_testing.py

[codspeed-hq[bot]]

CodSpeed Performance Report

Merging #582 will not alter performance

_{Comparing mbern_cleanup (2181eff) with main (27ed1c1)}

Summary

✅ 7 untouched benchmarks