message: Use the custom allocator eliminate another copy across memory spaces.
diff: @@ -1073,10 +1073,8 @@ public:
  auto it = bvh->getTraverser();
  const int rank = m_rank;
  - double* sqDistThresh =
  - axom::allocate<double>(1,
  - axom::execution_space<ExecSpace>::allocatorID());
  - *sqDistThresh = m_sqDistanceThreshold;
  + auto sqDistThresh = axom::allocate<double>(1, m_allocatorID);
  + axom::copy(sqDistThresh, &m_sqDistanceThreshold, sizeof(m_sqDistanceThreshold));
  auto pointsView = m_points.view();
  