fix clippy

packages/rsx/src/ifmt.rs

@@ -193,7 +193,7 @@ pub struct FormattedSegment {
 impl ToTokens for FormattedSegment {
     fn to_tokens(&self, tokens: &mut TokenStream) {
         let (fmt, seg) = (&self.format_args, &self.segment);
-        let fmt = format!("{{0:{}}}", fmt);
+        let fmt = format!("{{0:{fmt}}}");
         tokens.append_all(quote! {
             format_args!(#fmt, #seg)
         });