ignore files that have not been changed recently when checking for changes initially

src/hot_reload/mod.rs

@@ -426,7 +426,9 @@ fn find_rsx_expr(
                 && old_mac.path.get_ident().map(|ident| ident.to_string())
                     == Some("rsx".to_string())
             {
-                rsx_calls.push((old_mac.clone(), new_mac.tokens.clone()));
+                if old_mac != new_mac {
+                    rsx_calls.push((old_mac.clone(), new_mac.tokens.clone()));
+                }
                 false
             } else {
                 new_expr != old_expr