Merge pull request #1177 from adamtheturtle/dependabot/pip/pygithub-1.47

Bump pygithub from 1.46 to 1.47

Author: adamtheturtle

dev-requirements.txt

@@ -20,7 +20,7 @@ mypy==0.770  # Type checking
 pip-check-reqs-pip-gte-20==2.0.3.1
 pydocstyle==5.0.2  # Lint docstrings
 pyenchant==3.0.1  # Bindings for a spellchecking sytem
-pygithub==1.46
+pygithub==1.47
 pylint==2.4.4  # Lint
 pyroma==2.6  # Packaging best practices checker
 pytest-cov==2.8.1  # Measure code coverage