[MTM-62062] Add translation workflow

[pawel-rynarzewski-sag]

Proposed changes

Adds a translation workflow according to https://github.com/Cumulocity-IoT/i18n-automation?tab=readme-ov-file#configure-crowdin-workflow-in-the-project-repository-project-developer.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Improvement (general improvements like code refactoring that doesn't explicitly fix a bug or add any new functionality)
• Documentation Update (if none of the other choices apply)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Paste Link to the issue

https://cumulocity.atlassian.net/browse/MTM-62062

Checklist

• I have read the CONTRIBUTING doc
• I have signed the CLA (in all commits with git commit -s)
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)