Update ratatui requirement from 0.27.0 to 0.28.0

Updates the requirements on [ratatui](https://github.com/ratatui-org/ratatui) to permit the latest version.
- [Release notes](https://github.com/ratatui-org/ratatui/releases)
- [Changelog](https://github.com/ratatui-org/ratatui/blob/main/CHANGELOG.md)
- [Commits](ratatui/ratatui@v0.27.0...v0.28.0)

---
updated-dependencies:
- dependency-name: ratatui
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.toml

@@ -16,7 +16,7 @@ authors = ["Adrian Papari <junkdog@angelhill.net>"]
 colorsys = "0.6.7"
 derive_builder = "0.20.0"
 rand = { version = "0.8.5", features = ["small_rng"] }
-ratatui = "0.27.0"
+ratatui = "0.28.0"
 simple-easing = "1.0.1"
 
 [dev-dependencies]