message: update changelog for v0.50.1
diff: @@ -6,6 +6,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  +## [0.50.1](https://github.com/rokucommunity/brighterscript/compare/v0.50.0...v0.50.1) - 2022-05-18
  +### Fixed
  + - Expose all the AstEditor methods to plugin events ([#593](https://github.com/rokucommunity/brighterscript/pull/593))
  + - Fix language server cwd issue with multi-root workspaces ([#592](https://github.com/rokucommunity/brighterscript/pull/592))
  +
  +
  +
  ## [0.50.0](https://github.com/rokucommunity/brighterscript/compare/v0.49.0...v0.50.0) - 2022-05-17
  ### Added
  - `srcPath` property on `XmlFile` and `BrsFile` to line up with the v1 branch ([#581](https://github.com/rokucommunity/brighterscript/pull/581))
  