Bump path-py from 8.1.1 to 11.0.1

Bumps [path-py](https://github.com/jaraco/path.py) from 8.1.1 to 11.0.1.
- [Release notes](https://github.com/jaraco/path.py/releases)
- [Changelog](https://github.com/jaraco/path.py/blob/master/docs/history.rst)
- [Commits](jaraco/path@8.1.1...11.0.1)

Signed-off-by: dependabot[bot] <support@dependabot.com>

requirements.txt

@@ -50,7 +50,7 @@ mysociety-django-images==0.0.5
 ndg-httpsclient==0.4.0
 numpy==1.14.2
 oauthlib==0.7.2
-path.py==8.1.1
+path.py==11.0.1
 pexpect==3.3
 pickleshare==0.5
 Pillow==3.2.0