Release v0.12.0 from OpenSCD with CoMPAS Plugins

What's Changed

New Features

• Added Validator Plugin to use CoMPAS SCL Validator Service. by @dlabordus in #132

Tooling changes

• "Automate Projects" Github Action pull_request_target fix by @Flurb in #131

Dependency updates

• chore(deps): bump actions/cache from 2 to 3 by @dependabot in #130

Full Changelog: v0.12.0.0...v0.12.0.1