Add Python 3.13 support and bump numpy requirement to >=2.0.0

[ilkilic]

update to numpy>=2.0.0 for python 3.13

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

Files with missing lines	Coverage Δ
...ab/circuit/circuit_access/sonata_circuit_access.py	97.85% <100.00%> (+65.71%)	⬆️
bluecellulab/circuit/node_id.py	100.00% <100.00%> (+44.44%)	⬆️
bluecellulab/circuit_simulation.py	85.09% <100.00%> (+66.77%)	⬆️
bluecellulab/plotwindow.py	97.56% <100.00%> (+87.80%)	⬆️
bluecellulab/utils.py	97.67% <100.00%> (+20.93%)	⬆️

... and 100 files with indirect coverage changes

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[darshanmandge]

Small requests:

• In the README, make the NEURON dependency <=8.2.7 as we don't support 9.0 yet.
• Update the PR title and description to mention the numpy dependency change.

[darshanmandge]

thanks!