build(deps-dev): Bump pre-commit from 1.18.2 to 1.18.3 in /bot (#134)

Bump [pre-commit](https://github.com/pre-commit/pre-commit) from 1.18.2 to 1.18.3.
- [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@v1.18.2...v1.18.3)

Author: dependabot-preview[bot]

bot/requirements-dev.txt

@@ -1,5 +1,5 @@
 jsonschema==3.0.2
 json-e==3.0.0
-pre-commit==1.18.2
+pre-commit==1.18.3
 pytest==5.1.1
 responses==0.10.6