Update sphinx-issues requirement from ~=1.2 to >=1.2,<3.0
Update sphinx-issues requirement from ~=1.2 to >=1.2,<3.0

Updates the requirements on [sphinx-issues](https://github.com/sloria/sphinx-issues) to permit the latest version.
- [Release notes](https://github.com/sloria/sphinx-issues/releases)
- [Commits](https://github.com/sloria/sphinx-issues/compare/1.2.0...2.0.0)

---
updated-dependencies:
- dependency-name: sphinx-issues
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
catalyst-cooperative/pudl,catalyst-cooperative/pudl