message: Hide Heap::alloc_tuple
  Summary: New API is `AllocTuple` added in (https://github.com/facebookexperimental/starlark-rust/commit/62097c5be52df990559a088977001aac081803f4).
diff: @@ -314,7 +314,7 @@ impl FrozenHeap {
  }
  /// Allocate a tuple with the given elements on this heap.
  - pub fn alloc_tuple<'v>(&'v self, elems: &[FrozenValue]) -> FrozenValue {
  + pub(crate) fn alloc_tuple<'v>(&'v self, elems: &[FrozenValue]) -> FrozenValue {
  if elems.is_empty() {
  return FrozenValue::new_repr(&VALUE_EMPTY_TUPLE);
  }
  @@ -666,7 +666,7 @@ impl Heap {
  }
  /// Allocate a tuple with the given elements.
  - pub fn alloc_tuple<'v>(&'v self, elems: &[Value<'v>]) -> Value<'v> {
  + pub(crate) fn alloc_tuple<'v>(&'v self, elems: &[Value<'v>]) -> Value<'v> {
  if elems.is_empty() {
  return FrozenValue::new_repr(&VALUE_EMPTY_TUPLE).to_value();
  }
  