Update gitpython.
@@ -14,7 +14,7 @@ six==1.11.0
pyyaml>=3.12,<4.0
requests[security]<2.15,>=2.14.1
apscheduler==3.5.1
-gitpython==2.1.9
+gitpython==2.1.10
jsonschema==2.6.0
# Note: mongoengine v0.13.0 introduces memory usage regression so we can't
# upgrade - https://github.com/StackStorm/st2/pull/3597
