Add support for Azure DevOps

**Is your feature request related to a problem? Please describe.**
Before Microsoft acquired Github, there was an stll remain Azure DevOps which is a huge part of many enterprise environments, so I would like to see Draft support Azure DevOps pipeline creation.

**Mention what platform you want to support the new feature**
Azure DevOps pipelines

**Describe the solution you'd like**
'generate-workflow' should be able to generate a yaml pipeline for Azure DevOps.

**Describe alternatives you've considered**
Manually writing Azure DevOps pipeline.

**Additional context**
N/A