Auto merge of #41431 - GuillaumeGomez:hoedown-default, r=aturon

Re-enable hoedown by default

r? @rust-lang/docs

cc @aturon

src/libcollections/binary_heap.rs

@@ -1042,7 +1042,7 @@ impl<'a, T> FusedIterator for Iter<'a, T> {}
 
 /// An owning iterator over the elements of a `BinaryHeap`.
 ///
-/// This `struct` is created by the [`into_iter`] method on [`BinaryHeap`]
+/// This `struct` is created by the [`into_iter`] method on [`BinaryHeap`][`BinaryHeap`]
 /// (provided by the `IntoIterator` trait). See its documentation for more.
 ///
 /// [`into_iter`]: struct.BinaryHeap.html#method.into_iter

src/libcollections/btree/map.rs

@@ -298,7 +298,7 @@ pub struct IterMut<'a, K: 'a, V: 'a> {
 
 /// An owning iterator over the entries of a `BTreeMap`.
 ///
-/// This `struct` is created by the [`into_iter`] method on [`BTreeMap`]
+/// This `struct` is created by the [`into_iter`] method on [`BTreeMap`][`BTreeMap`]
 /// (provided by the `IntoIterator` trait). See its documentation for more.
 ///
 /// [`into_iter`]: struct.BTreeMap.html#method.into_iter

src/libcollections/btree/set.rs

@@ -97,7 +97,7 @@ impl<'a, T: 'a + fmt::Debug> fmt::Debug for Iter<'a, T> {
 
 /// An owning iterator over the items of a `BTreeSet`.
 ///
-/// This `struct` is created by the [`into_iter`] method on [`BTreeSet`]
+/// This `struct` is created by the [`into_iter`] method on [`BTreeSet`][`BTreeSet`]
 /// (provided by the `IntoIterator` trait). See its documentation for more.
 ///
 /// [`BTreeSet`]: struct.BTreeSet.html

src/libcollections/linked_list.rs

@@ -115,7 +115,7 @@ impl<'a, T: 'a + fmt::Debug> fmt::Debug for IterMut<'a, T> {
 
 /// An owning iterator over the elements of a `LinkedList`.
 ///
-/// This `struct` is created by the [`into_iter`] method on [`LinkedList`]
+/// This `struct` is created by the [`into_iter`] method on [`LinkedList`][`LinkedList`]
 /// (provided by the `IntoIterator` trait). See its documentation for more.
 ///
 /// [`into_iter`]: struct.LinkedList.html#method.into_iter

src/libcollections/vec_deque.rs

@@ -2070,7 +2070,7 @@ impl<'a, T> FusedIterator for IterMut<'a, T> {}
 
 /// An owning iterator over the elements of a `VecDeque`.
 ///
-/// This `struct` is created by the [`into_iter`] method on [`VecDeque`]
+/// This `struct` is created by the [`into_iter`] method on [`VecDeque`][`VecDeque`]
 /// (provided by the `IntoIterator` trait). See its documentation for more.
 ///
 /// [`into_iter`]: struct.VecDeque.html#method.into_iter