Update some crate dependencies (#3594)

Nothing major

crates/egui_demo_app/Cargo.toml

@@ -73,6 +73,6 @@ rfd = { version = "0.11", optional = true }
 
 # web:
 [target.'cfg(target_arch = "wasm32")'.dependencies]
-wasm-bindgen = "=0.2.87"
+wasm-bindgen = "=0.2.88"
 wasm-bindgen-futures = "0.4"
 web-sys = "0.3"

crates/egui_demo_app/src/web.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::mem_forget)] // False positives from #[wasm_bindgen] macro
+
 use eframe::wasm_bindgen::{self, prelude::*};
 
 use crate::WrapApp;