Bump intersphinx-registry from 0.2606.25 to 0.2608.26

Bumps [intersphinx-registry](https://github.com/Quansight-labs/intersphinx_registry) from 0.2606.25 to 0.2608.26.
- [Commits](Quansight-Labs/intersphinx_registry@0.2606.25...0.2608.26)

---
updated-dependencies:
- dependency-name: intersphinx-registry
  dependency-version: 0.2608.26
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]