chore(docs): remove np.bool_ nitpick.

The `uv.lock` now requires a numpy version greater than 2.0, so we
no longer need to ignore this nitpick.

Author: tm91236

documentation/source/conf.py

@@ -182,9 +182,6 @@
     ("py:class", "jax._src.typing.SupportsDType"),
     ("py:class", "'n d'"),
     ("py:class", "'n p'"),
-    # TODO: Remove once no longer supporting Numpy < 2
-    # https://github.com/gchq/coreax/issues/674
-    ("py:class", "numpy.bool_"),
     ("py:class", "equinox._module.Module"),
     ("py:class", "coreax.coreset._Data"),
     ("py:obj", "coreax.coreset._TPointsData"),