Bump github3-py from 2.0.0 to 3.0.0

Bumps [github3-py](https://github.com/sigmavirus24/github3.py) from 2.0.0 to 3.0.0.
- [Release notes](https://github.com/sigmavirus24/github3.py/releases)
- [Commits](sigmavirus24/github3.py@2.0.0...3.0.0)

---
updated-dependencies:
- dependency-name: github3-py
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,2 +1,2 @@
-github3.py==2.0.0
+github3.py==3.0.0
 python-dotenv==0.19.2