Bump pre-commit from 2.7.1 to 2.9.2

Bumps [pre-commit](https://github.com/pre-commit/pre-commit) from 2.7.1 to 2.9.2.
- [Release notes](https://github.com/pre-commit/pre-commit/releases)
- [Changelog](https://github.com/pre-commit/pre-commit/blob/master/CHANGELOG.md)
- [Commits](pre-commit/pre-commit@v2.7.1...v2.9.2)

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

requirements-dev.txt

@@ -1,4 +1,4 @@
-pre-commit==2.7.1
+pre-commit==2.9.2
 pytest==5.4.3
 pytest-asyncio==0.12.0
 sphinx==3.2.1