[MAINT] Move to pyproject.toml

[nbara]

Changes:

• remove setup.cfg
• add pyproject.toml
• fix doc
• use ruff for linting
• bump version

[codecov]

Codecov Report

Merging #68 (c77c5cb) into master (12c348c) will increase coverage by 0.03%.
The diff coverage is 51.27%.

@@ Coverage Diff @@ ## master #68 +/- ## ========================================== + Coverage 78.78% 78.82% +0.03%  ========================================== Files 22 22 Lines 2338 2342 +4 ========================================== + Hits 1842 1846 +4  Misses 496 496 

Impacted Files	Coverage Δ
meegkit/utils/auditory.py	14.81% <0.00%> (ø)
meegkit/utils/denoise.py	76.00% <14.28%> (ø)
meegkit/utils/matrix.py	82.69% <19.04%> (ø)
meegkit/cca.py	74.70% <21.73%> (ø)
meegkit/dss.py	90.20% <37.50%> (ø)
meegkit/utils/testing.py	70.37% <40.00%> (ø)
meegkit/utils/sig.py	57.83% <44.00%> (ø)
meegkit/utils/base.py	75.00% <50.00%> (+2.27%)	⬆️
meegkit/utils/stats.py	57.04% <50.00%> (-0.31%)	⬇️
meegkit/utils/trca.py	93.75% <50.00%> (ø)
... and 12 more

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