csharp: Bump to v0.1.0 (#22617)

This PR bumps the C# extension to v0.1.0.

Changes:

- https://github.com/zed-industries/zed/pull/15175
- https://github.com/zed-industries/zed/pull/15885
- https://github.com/zed-industries/zed/pull/16955
- https://github.com/zed-industries/zed/pull/18869
- https://github.com/zed-industries/zed/pull/22599

Release Notes:

- N/A