Bump pytest-homeassistant-custom-component from 0.9.17 to 0.12.18

Bumps [pytest-homeassistant-custom-component](https://github.com/MatthewFlamm/pytest-homeassistant-custom-component) from 0.9.17 to 0.12.18.
- [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@0.9.17...0.12.18)

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

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

requirements_test.txt

@@ -1,5 +1,5 @@
 pytest~=7.1
-pytest-homeassistant-custom-component==0.9.17
+pytest-homeassistant-custom-component==0.12.18
 
 # Component dependencies
 backoff==1.11.1