style(macros): order imports the way rustfmt 1.98 expects

No behavior change: rustfmt on the Rust 1.98.1 toolchain that v4.2-dev
now pins sorts the syn import list differently, and CI checks formatting.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

Author: shumkov

packages/rs-dash-platform-macros/src/lib.rs

@@ -1,7 +1,7 @@
 use heck::AsSnakeCase;
 use proc_macro::TokenStream;
 use quote::{format_ident, quote};
-use syn::{parse_macro_input, DeriveInput, Expr, Ident, ItemFn};
+use syn::{DeriveInput, Expr, Ident, ItemFn, parse_macro_input};
 
 /// Runs the annotated function body on a thread with the provided stack size.
 ///