Bump ipython from 8.27.0 to 8.28.0 (#653)

Bumps [ipython](https://github.com/ipython/ipython) from 8.27.0 to 8.28.0.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](ipython/ipython@8.27.0...8.28.0)

---
updated-dependencies:
- dependency-name: ipython
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

doc/requirements.txt

@@ -3,7 +3,7 @@ entrypoints==0.4
 Pillow==10.4.0
 Sphinx==8.0.2
 furo==2024.8.6
-ipython==8.27.0
+ipython==8.28.0
 netCDF4==1.7.1.post2
 xarray==2024.9.0
 matplotlib==3.9.2