build(deps): update rstest requirement from 0.21 to 0.22

Updates the requirements on [rstest](https://github.com/la10736/rstest) to permit the latest version.
- [Release notes](https://github.com/la10736/rstest/releases)
- [Changelog](https://github.com/la10736/rstest/blob/master/CHANGELOG.md)
- [Commits](la10736/rstest@v0.21.0...v0.22.0)

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

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

Cargo.toml

@@ -35,7 +35,7 @@ smallvec = { version = "1.13.2", default-features = false }
 libm = { version = "0.2.8", default-features = false, optional = true }
 
 [dev-dependencies]
-rstest = { version = "0.21", default-features = false }
+rstest = { version = "0.22", default-features = false }
 bevy = { version = "0.12.1", default-features = false, features = ["bevy_render", "bevy_winit", "bevy_core_pipeline", "bevy_sprite", "bevy_asset", "x11"]}
 glam = { version = "0.28.0", features = ["libm", "approx"] }
 approx = "0.5.1"