Bump py from 1.8.2 to 1.9.0

Bumps [py](https://github.com/pytest-dev/py) from 1.8.2 to 1.9.0.
- [Release notes](https://github.com/pytest-dev/py/releases)
- [Changelog](https://github.com/pytest-dev/py/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/py@1.8.2...1.9.0)

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

Author: dependabot[bot]

requirements.txt

@@ -5,7 +5,7 @@ packaging==20.4
 parso==0.7.0
 pipdeptree==1.0.0
 pluggy==0.13.1
-py==1.8.2
+py==1.9.0
 pycodestyle==2.6.0
 pyparsing==2.4.7
 PySide2==5.15.0