build(deps-dev): bump pre-commit from 2.12.1 to 2.13.0 in /backend (#952)

Bumps [pre-commit](https://github.com/pre-commit/pre-commit) from 2.12.1 to 2.13.0.
- [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@v2.12.1...v2.13.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

backend/requirements-dev.txt

@@ -1,5 +1,5 @@
 fakeredis==1.5.0
-pre-commit==2.12.1
+pre-commit==2.13.0
 pytest==6.2.4
 pytest-responses==0.5.0
 responses==0.13.3