Update piston_window requirement from 0.107 to 0.108

Updates the requirements on [piston_window](https://github.com/pistondevelopers/piston_window) to permit the latest version.
- [Release notes](https://github.com/pistondevelopers/piston_window/releases)
- [Commits](https://github.com/pistondevelopers/piston_window/commits)

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

Author: dependabot-preview[bot]

Cargo.toml

@@ -38,7 +38,7 @@ bitvec = "0.17"
 
 # Dependencies that don't support / shouldn't be used with WASM
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
-piston_window = "0.107"
+piston_window = "0.108"
 
 # Dependencies specifically for WASM
 [target.'cfg(target_arch = "wasm32")'.dependencies]