transpile: don't emit now stabilized #![feature(asm)] in edition 2024

Author: kkysen

c2rust-transpile/src/translator/mod.rs

@@ -1594,7 +1594,7 @@ impl<'c> Translation<'c> {
 
     /// Called when translation makes use of a language feature that will require a feature-gate.
     pub fn use_feature(&self, feature: &'static str) {
-        if matches!(feature, "label_break_value" | "raw_ref_op")
+        if matches!(feature, "asm" | "label_break_value" | "raw_ref_op")
             && self.tcfg.edition >= RustEdition::Rust2024
         {
             return;

c2rust-transpile/tests/snapshots/snapshots__transpile@vm_x86.c.2024.x86_64.snap

@@ -10,7 +10,6 @@ expression: cat tests/snapshots/arch-specific/vm_x86.2024.x86_64.rs
     unused_assignments,
     unused_mut
 )]
-#![feature(asm)]
 use ::core::arch::asm;
 #[derive(Copy, Clone)]
 #[repr(C)]