New openai api of oobagooba

[mennolaan]

Describe the bug The integration tets assume /generate but oobagooba has changed the api endpoints, thus making the tests fail.

To Reproduce Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Platform

• OS: [e.g. Windows, Mac]
• IDE: [e.g. Visual Studio, VS Code]
• Language: [e.g. C#, Python]
• Source: [e.g. NuGet package version 0.1.0, pip package version 0.1.0, main branch of repository]

Additional context Add any other context about the problem here.