nit

crates/ruff_linter/src/rules/ruff/rules/unused_async.rs

@@ -1,5 +1,3 @@
-use crate::checkers::ast::Checker;
-use crate::rules::fastapi::rules::is_fastapi_route;
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
 use ruff_python_ast::identifier::Identifier;
@@ -8,6 +6,9 @@ use ruff_python_ast::{self as ast, AnyNodeRef, Expr, Stmt};
 use ruff_python_semantic::analyze::function_type::is_stub;
 use ruff_python_semantic::Modules;
 
+use crate::checkers::ast::Checker;
+use crate::rules::fastapi::rules::is_fastapi_route;
+
 /// ## What it does
 /// Checks for functions declared `async` that do not await or otherwise use features requiring the
 /// function to be declared `async`.