Update ovos-config requirement in /requirements

Updates the requirements on [ovos-config](https://github.com/OpenVoiceOS/ovos-config) to permit the latest version.
- [Release notes](https://github.com/OpenVoiceOS/ovos-config/releases)
- [Changelog](https://github.com/OpenVoiceOS/ovos-config/blob/dev/CHANGELOG.md)
- [Commits](OpenVoiceOS/ovos-config@V0.0.13a8...V0.0.13a12)

---
updated-dependencies:
- dependency-name: ovos-config
  dependency-type: direct:production
...

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

requirements/requirements.txt

@@ -9,7 +9,7 @@ adapt-parser>=1.0.0, <2.0.0
 ovos-utils>=0.0.38
 ovos_bus_client<0.1.0, >=0.0.8
 ovos-plugin-manager<0.1.0, >=0.0.25
-ovos-config~=0.0,>=0.0.13a8
+ovos-config~=0.0
 ovos-lingua-franca>=0.4.7
 ovos-backend-client~=0.1.0
 ovos-workshop<0.1.0, >=0.0.16a30