Disable unused const_mut_refs feature

mkroening · mkroening · commit 1969bd557926 · 2023-02-08T00:30:16.000+01:00
diff --git a/src/lib.rs b/src/lib.rs
@@ -11,7 +11,6 @@
 #![feature(allocator_api)]
 #![feature(atomic_mut_ptr)]
 #![feature(asm_const)]
-#![feature(const_mut_refs)]
 #![feature(linked_list_cursors)]
 #![feature(naked_functions)]
 #![feature(new_uninit)]
