build(deps): bump pytest-homeassistant-custom-component (lbbrhzn#521)

Bumps [pytest-homeassistant-custom-component](https://github.com/MatthewFlamm/pytest-homeassistant-custom-component) from 0.9.2 to 0.9.3.
- [Release notes](https://github.com/MatthewFlamm/pytest-homeassistant-custom-component/releases)
- [Changelog](https://github.com/MatthewFlamm/pytest-homeassistant-custom-component/blob/master/CHANGELOG.md)
- [Commits](MatthewFlamm/pytest-homeassistant-custom-component@0.9.2...0.9.3)

---
updated-dependencies:
- dependency-name: pytest-homeassistant-custom-component
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

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

requirements_test.txt

@@ -1,5 +1,5 @@
 -r requirements_dev.txt
-pytest-homeassistant-custom-component==0.9.2
+pytest-homeassistant-custom-component==0.9.3
 ocpp==0.15.0
 websockets==10.3
 pytest-cov