Merge pull request #535 from CLARIAH/dependabot/pip/dev/pygithub-2.8.1

Bump pygithub from 2.6.1 to 2.8.1

Author: c-martinez

requirements.txt

@@ -6,6 +6,6 @@ python-gitlab==6.2.0
 rdflib==7.1.3
 requests==2.32.3
 SPARQLTransformer==2.4.0
-PyGithub==2.6.1
+PyGithub==2.8.1
 gunicorn==23.0.0; sys_platform!="win32"
 waitress>=1.4.2; sys_platform=="win32"