Fix changelog links and harcoded version

[galethil]

Checklist

• [ ] I have followed (at least) the PR section of the contributing guide.
• [ ] I fixed all necessary PR warnings
• [ ] The commit history is clean
• [ ] The E2E tests are passing
• [ ] If possible, the issue has been divided into more subtasks
• [ ] I did a self review before requesting a review from another team member

Description

How to test

1. run e.g. npm run generate-changelog 2.10.0
2. Validate if changelog is correctly updated

[openkfwCI]

	Notes	Time
:white_check_mark:	Note for Reviewer: E2E tests on pipeline 58743 on remote server succeeded	Mon, 29 Apr 2024 07:51:58 +0000

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