Do not bundle the assets from wasm example in the crate (bevyengine#4895

)

# Objective

- Fix bevyengine#4881 

## Solution

- Do not bundle the assets from wasm example in the crate; tested with `cargo package` to check the produced crate

Cargo.toml

@@ -4,7 +4,7 @@ version = "0.8.0-dev"
 edition = "2021"
 categories = ["game-engines", "graphics", "gui", "rendering"]
 description = "A refreshingly simple data-driven game engine and app framework"
-exclude = ["assets/**/*", "tools/**/*", ".github/**/*", "crates/**/*"]
+exclude = ["assets/", "tools/", ".github/", "crates/", "examples/wasm/assets/"]
 homepage = "https://bevyengine.org"
 keywords = ["game", "engine", "gamedev", "graphics", "bevy"]
 license = "MIT OR Apache-2.0"