Bump pydata-sphinx-theme from 0.14.3 to 0.14.4

Bumps [pydata-sphinx-theme](https://github.com/pydata/pydata-sphinx-theme) from 0.14.3 to 0.14.4.
- [Release notes](https://github.com/pydata/pydata-sphinx-theme/releases)
- [Commits](pydata/pydata-sphinx-theme@v0.14.3...v0.14.4)

---
updated-dependencies:
- dependency-name: pydata-sphinx-theme
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]