Remove gitpython from requirements.txt

Removed gitpython dependency from requirements.

Author: Maffooch

requirements.txt

@@ -43,10 +43,6 @@ whitenoise==5.2.0
 titlecase==2.4.1
 social-auth-app-django==5.9.0
 social-auth-core==4.8.7
-<<<<<<< remove-gitpython
-=======
-gitpython==3.1.50
->>>>>>> dev
 python-gitlab==8.3.0
 cpe==1.3.1
 packageurl-python==0.17.6