Remove broken link

Author: camelid

compiler/rustc_resolve/src/def_collector.rs

@@ -40,7 +40,7 @@ struct DefCollector<'a, 'b, 'tcx> {
     /// the anon const. That's because we lower some anon consts into `hir::ConstArgKind::Path`,
     /// which don't have defs.
     ///
-    /// See [`Self::visit_anon_const`].
+    /// See `Self::visit_anon_const()`.
     pending_anon_const_info: Option<PendingAnonConstInfo>,
     impl_trait_context: ImplTraitContext,
     in_attr: bool,