Update changelog

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.20.0-alpha.4]
+
 ### Added
 
 - Default configuration for `config.toml`
@@ -14,6 +16,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   `distant generate config /path/to/config.toml`
 - `--current-dir` option for `distant client shell` and `distant client lsp`
 
+### Changed
+
+- Updated a variety of dependencies to latest versions
+
 ## [0.20.0-alpha.3]
 
 ### Added
@@ -369,7 +375,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   pending upon full channel and no longer locks up
 - stdout, stderr, and stdin of `RemoteProcess` no longer cause deadlock
 
-[Unreleased]: https://github.com/chipsenkbeil/distant/compare/v0.19.0...HEAD
+[Unreleased]: https://github.com/chipsenkbeil/distant/compare/v0.20.0-alpha.4...HEAD
+[0.20.0-alpha.4]: https://github.com/chipsenkbeil/distant/compare/v0.20.0-alpha.3...v0.20.0-alpha.4
+[0.20.0-alpha.3]: https://github.com/chipsenkbeil/distant/compare/v0.20.0-alpha.2...v0.20.0-alpha.3
+[0.20.0-alpha.2]: https://github.com/chipsenkbeil/distant/compare/v0.20.0-alpha.1...v0.20.0-alpha.2
+[0.20.0-alpha.1]: https://github.com/chipsenkbeil/distant/compare/v0.19.0...v0.20.0-alpha.1
+[0.19.0]: https://github.com/chipsenkbeil/distant/compare/v0.18.0...v0.19.0
 [0.19.0]: https://github.com/chipsenkbeil/distant/compare/v0.18.0...v0.19.0
 [0.18.0]: https://github.com/chipsenkbeil/distant/compare/v0.17.6...v0.18.0
 [0.17.6]: https://github.com/chipsenkbeil/distant/compare/v0.17.5...v0.17.6