Update egui requirement from 0.21.0 to 0.22.0

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@0.21.0...0.22.0)

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

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

Cargo.toml

@@ -23,7 +23,7 @@ serde = ["egui/serde"]
 
 [dependencies]
 bevy = { version = "0.10", default-features = false, features = ["bevy_render", "bevy_asset"] }
-egui = { version = "0.21.0", default-features = false, features = ["bytemuck"] }
+egui = { version = "0.22.0", default-features = false, features = ["bytemuck"] }
 webbrowser = { version = "0.8.2", optional = true }
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]