MTN: fix byte swap ordering for numpy 2.0

[skoudoro]

Related to #2979

This PR fix the byte swapping issue for Numpy 2.0. More information : https://numpy.org/devdocs/user/byteswapping.html

Fixes :

FAILED dipy/utils/tests/test_arrfuncs.py::test_as_native - AttributeError: `newbyteorder` was removed from the ndarray class in NumPy 2.0. Use `arr.view(arr.dtype.newbyteorder(order))` instead.

[codecov]

Codecov Report

Merging #2991 (27c8d55) into master (8670d56) will decrease coverage by 0.01%.
Report is 9 commits behind head on master.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2991      +/-   ##
==========================================
- Coverage   81.72%   81.71%   -0.01%     
==========================================
  Files         147      147              
  Lines       20569    20568       -1     
  Branches     3279     3279              
==========================================
- Hits        16809    16808       -1     
  Misses       2932     2932              
  Partials      828      828              

Files	Coverage Δ
dipy/align/streamwarp.py	77.41% <ø> (ø)
dipy/core/gradients.py	87.04% <ø> (-0.04%)	⬇️
dipy/reconst/shm.py	93.50% <ø> (ø)
dipy/stats/analysis.py	92.30% <ø> (ø)
dipy/testing/decorators.py	76.59% <100.00%> (ø)
dipy/utils/arrfuncs.py	100.00% <100.00%> (ø)

[skoudoro]

Does anyone as a comment concerning this PR ? this is ready to go. @arokem ?