Bump py from 1.8.1 to 1.11.0

Bumps [py](https://github.com/pytest-dev/py) from 1.8.1 to 1.11.0.
- [Changelog](https://github.com/pytest-dev/py/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/py@1.8.1...1.11.0)

---
updated-dependencies:
- dependency-name: py
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -5,7 +5,7 @@ numpy==1.18.5
 packaging==20.4
 pandas==1.0.4
 pluggy==0.13.1
-py==1.8.1
+py==1.11.0
 PyMySQL==0.10.1
 pyparsing==2.4.7
 pytest==5.4.3