Merge pull request #1070 from nexB/dependabot/pip/gitpython-3.1.30

Bump gitpython from 3.1.27 to 3.1.30

Author: TG1999

requirements.txt

@@ -36,7 +36,7 @@ executing==0.8.3
 freezegun==1.2.1
 frozenlist==1.3.0
 gitdb==4.0.9
-GitPython==3.1.27
+GitPython==3.1.30
 gunicorn==20.1.0
 idna==3.3
 imagesize==1.3.0