Suppress future missing_docs warning from `wasm_bindgen_test_config…

…ure`.

Not sure whose bug this is or when it will take effect, but it’s at least
on rustc beta right now. Let’s just allow it and forget about it.

all-is-cubes-wasm/tests/browser/main.rs

@@ -3,6 +3,10 @@
 //! These tests are usually run headless via `wasm-pack test --headless`.
 
 #![cfg(target_family = "wasm")]
+#![allow(
+    missing_docs,
+    reason = "false positive from wasm_bindgen_test_configure!"
+)]
 
 wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);