Add a changelog entry

Author: maffoo

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 - Unreleased
   - Add `permute` and `transpose` methods for changing the order of axes of a `PyArray`. ([#428](https://github.com/PyO3/rust-numpy/pull/428))
+  - Add support for NumPy v2 which had a number of changes to the [C API](https://numpy.org/devdocs/numpy_2_0_migration_guide.html#c-api-changes). ([#442](https://github.com/PyO3/rust-numpy/pull/442))
 
 - v0.21.0
   - Migrate to the new `Bound` API introduced by PyO3 0.21. ([#410](https://github.com/PyO3/rust-numpy/pull/410)) ([#411](https://github.com/PyO3/rust-numpy/pull/411)) ([#412](https://github.com/PyO3/rust-numpy/pull/412)) ([#415](https://github.com/PyO3/rust-numpy/pull/415)) ([#416](https://github.com/PyO3/rust-numpy/pull/416)) ([#418](https://github.com/PyO3/rust-numpy/pull/418)) ([#419](https://github.com/PyO3/rust-numpy/pull/419)) ([#420](https://github.com/PyO3/rust-numpy/pull/420)) ([#421](https://github.com/PyO3/rust-numpy/pull/421)) ([#422](https://github.com/PyO3/rust-numpy/pull/422))