Update egui requirement from 0.22.0 to 0.23.0

Updates the requirements on [egui](https://github.com/emilk/egui) to permit the latest version.
- [Release notes](https://github.com/emilk/egui/releases)
- [Changelog](https://github.com/emilk/egui/blob/master/CHANGELOG.md)
- [Commits](emilk/egui@0.22.0...0.22.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -124,7 +124,7 @@ criterion = "0.5.1"
 derive_more = "1.0.0-beta.3"
 directories = "5.0.0"
 eframe = { version = "0.22.0", default-features = false }
-egui = "0.22.0"
+egui = "0.23.0"
 egui_dock = "0.6"
 flate2 = "1.0.24"
 flume = "0.11.0"