Fixup Details::sortObject() overload for Cuda execution space

Arndt, Danielrequested to merge
github/fork/dalg24/fixup_sorting into master

Created by: dalg24

Fix #263 (closed)

Change Kokkos::View<..., DeviceType> -> Kokkos::View<..., MemorySpace> to morton_indices in the BVH constructor caused the wrong sortObjects() overload to be called. This bug was introduced in #251

Merge request reports