Bump requests from 2.25.1 to 2.26.0 (#79)

Bumps [requests](https://github.com/psf/requests) from 2.25.1 to 2.26.0.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/master/HISTORY.md)
- [Commits](https://github.com/psf/requests/compare/v2.25.1...v2.26.0)

---
updated-dependencies:
- dependency-name: requests
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

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

requirements-dev.txt

@@ -17,7 +17,7 @@ pycparser==2.20
 Pygments==2.9.0
 pyparsing==2.4.7
 readme-renderer==29.0
-requests==2.25.1
+requests==2.26.0
 requests-toolbelt==0.9.1
 rfc3986==1.5.0
 SecretStorage==3.3.1