fix manganis support for dioxus desktop

examples/tailwind/src/main.rs

@@ -2,7 +2,7 @@
 
 use dioxus::prelude::*;
 
-const _STYLE: &str = manganis::mg!(file("./public/tailwind.css"));
+const _STYLE: &str = manganis::mg!(file("public/tailwind.css"));
 
 fn main() {
     launch(app);