message: update changelog for v0.31.1
diff: @@ -6,6 +6,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  +## [0.31.1] - 2021-02-18
  +### Fixed
  + - prevent exception in codeAction functionality when file cannot be found in a `Program`
  +
  +
  +
  ## [0.31.0] - 2021-02-17
  ### Added
  - plugin and language server support for [codeActions](https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_codeAction)
  @@ -957,3 +963,4 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
  [0.30.8]: https://github.com/rokucommunity/brighterscript/compare/v0.30.7...v0.30.8
  [0.30.9]: https://github.com/rokucommunity/brighterscript/compare/v0.30.8...v0.30.9
  [0.31.0]: https://github.com/rokucommunity/brighterscript/compare/v0.30.9...v0.31.0
  +[0.31.1]: https://github.com/rokucommunity/brighterscript/compare/v0.31.0...v0.31.1
  \ No newline at end of file
  