Update readme-renderer requirement from ^35.0 to >=35,<38 (#178)

Updates the requirements on [readme-renderer](https://github.com/pypa/readme_renderer) to permit the latest version.
- [Release notes](https://github.com/pypa/readme_renderer/releases)
- [Changelog](https://github.com/pypa/readme_renderer/blob/main/CHANGES.rst)
- [Commits](pypa/readme_renderer@35.0...37.3)

---
updated-dependencies:
- dependency-name: readme-renderer
  dependency-type: direct:production
...

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

pyproject.toml

@@ -36,7 +36,7 @@ codecov = {version = "^2.1.11", optional = true}
 flake8 = {version = "^5.0", optional = true}
 tox-gh-actions = {version = "^2.11", optional = true}
 doc8 = {version = "^0.11.0", optional = true}
-readme-renderer = {version = "^35.0", optional = true}
+readme-renderer = {version = ">=35,<38", optional = true}
 Sphinx = {version = "^4.0.2", optional = true}
 sphinx-rtd-theme = {version = "^1.0.0", optional = true}
 sphinx-autodoc-typehints = {version = "^1.12.0", optional = true}