Bump coveralls from 1.10.0 to 1.11.0

Bumps [coveralls](https://github.com/coveralls-clients/coveralls-python) from 1.10.0 to 1.11.0.
- [Release notes](https://github.com/coveralls-clients/coveralls-python/releases)
- [Changelog](https://github.com/coveralls-clients/coveralls-python/blob/master/CHANGELOG.md)
- [Commits](TheKevJames/coveralls-python@1.10.0...1.11.0)

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

test-requirements.txt

@@ -10,7 +10,7 @@ attrs==19.3.0             # via aiohttp, pytest
 certifi==2019.11.28       # via requests
 chardet==3.0.4            # via aiohttp, requests
 coverage==5.0.3           # via coveralls, pytest-cov
-coveralls==1.10.0
+coveralls==1.11.0
 docopt==0.6.2             # via coveralls
 entrypoints==0.3          # via flake8
 flake8==3.7.9             # via pytest-flake8