Bump pycodestyle from 2.6.0 to 2.7.0

Bumps [pycodestyle](https://github.com/PyCQA/pycodestyle) from 2.6.0 to 2.7.0.
- [Release notes](https://github.com/PyCQA/pycodestyle/releases)
- [Changelog](https://github.com/PyCQA/pycodestyle/blob/master/CHANGES.txt)
- [Commits](https://github.com/PyCQA/pycodestyle/commits)

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

requirements-lint.txt

@@ -1,5 +1,5 @@
 # linters
-pycodestyle==2.6.0
+pycodestyle==2.7.0
 pydocstyle==5.1.1
 pylint==2.7.2
 pygments