Add kusion and karpor to repositories.toml

[elliotxx]

ℹ️ Repository information

Adding:

• https://github.com/KusionStack/kusion
• https://github.com/KusionStack/karpor

The repository has:

• [x] At least three issues with the good first issue label.
• [x] At least 10 contributors.
• [x] Detailed setup instructions for the project.
• [x] CONTRIBUTING.md
• [x] Actively maintained.