Fix broken translation link in CONTRIBUTING.md

[edent]

Proposed changes:

• The link was broken. It now goes to the right place.

Other information:

• Have you written new tests for your changes, if applicable?

Testing instructions:

• Click on link.
• Notice it goes to the right place.

Changelog entry

• Automatically create a changelog entry from the details below.

Changelog Entry Details

Significance

• Patch
• Minor
• Major

Type

• Added - for new features
• Changed - for changes in existing functionality
• Deprecated - for soon-to-be removed features
• Removed - for now removed features
• Fixed - for any bug fixes
• Security - in case of vulnerabilities

Message

[Copilot]

Pull Request Overview

This PR fixes a broken translation link in the CONTRIBUTING.md file by updating the link text and correcting the target path.

• Updated the translation link to point to the correct documentation file
• Improved the link text for better clarity

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[obenland]

Thank you!