build(deps-dev): Bump pytest from 5.3.5 to 5.4.1 in /bot

Bumps [pytest](https://github.com/pytest-dev/pytest) from 5.3.5 to 5.4.1.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@5.3.5...5.4.1)

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

Author: dependabot-preview[bot]

bot/requirements-dev.txt

@@ -1,6 +1,6 @@
 json-e==4.0.0
 jsonschema==3.2.0
 pre-commit==2.1.1
-pytest==5.3.5
+pytest==5.4.1
 pytest-responses==0.4.0
 responses==0.10.12