Add sort to Github integration dropdown box

[phamleduy04]

Description 📣

I was using the Github Oauth integration before and all my repositories were sorted, but when I switched to Github App integration, the list of repositories was not sorted anymore.

Type ✨

• [ ] Bug fix
• [ ] New feature
• [x] Improvement
• [ ] Breaking change
• [ ] Documentation

Tests 🛠️

Before change

After change

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• [x] I have read the contributing guide, agreed and acknowledged the code of conduct. 📝