stabilize min_const_generics

compiler/rustc_middle/src/ty/context.rs

@@ -1386,7 +1386,7 @@ impl<'tcx> TyCtxt<'tcx> {
     #[inline]
     pub fn lazy_normalization(self) -> bool {
         let features = self.features();
-        // Note: We do not enable lazy normalization for `features.min_const_generics`.
+        // Note: We do not enable lazy normalization for `min_const_generics`.
         features.const_generics || features.lazy_normalization_consts
     }
 

compiler/rustc_middle/src/ty/mod.rs

@@ -1638,8 +1638,6 @@ pub type PlaceholderConst<'tcx> = Placeholder<BoundConst<'tcx>>;
 /// which cause cycle errors.
 ///
 /// ```rust
-/// #![feature(const_generics)]
-///
 /// struct A;
 /// impl A {
 ///     fn foo<const N: usize>(&self) -> [u8; N] { [0; N] }