refactor: pedantic cargo clippy, do not use Results for always-succeeding functions

wlx-overlay-s/src/main.rs

@@ -1,6 +1,7 @@
 #![warn(clippy::all, clippy::pedantic, clippy::nursery, clippy::cargo)]
 #![allow(
     dead_code,
+    clippy::default_trait_access,
     clippy::cast_precision_loss,
     clippy::cast_possible_truncation,
     clippy::cast_sign_loss,