Fix expectation

Author: bushrat011899

naga/src/back/mod.rs

@@ -47,8 +47,11 @@ pub type NeedBakeExpressions = crate::FastHashSet<crate::Handle<crate::Expressio
 /// [`Expression`]: crate::Expression
 /// [`Handle`]: crate::Handle
 #[cfg_attr(
-    not(wgsl_out),
-    expect(dead_code, reason = "unused in other features at this time")
+    not(any(hlsl_out, msl_out, spv_out, glsl_out)),
+    expect(
+        dead_code,
+        reason = "only used with any of the aforementioned configurations"
+    )
 )]
 struct Baked(crate::Handle<crate::Expression>);