Bump umap-learn from 0.5.3 to 0.5.5

Bumps [umap-learn](https://github.com/lmcinnes/umap) from 0.5.3 to 0.5.5.
- [Release notes](https://github.com/lmcinnes/umap/releases)
- [Changelog](https://github.com/lmcinnes/umap/blob/master/doc/release_notes.rst)
- [Commits](lmcinnes/umap@0.5.3...release-0.5.5)

---
updated-dependencies:
- dependency-name: umap-learn
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>