Implements dpctl.tensor.matrix_transpose

[ndgrigorian]

This PR implements the function dpctl.tensor.matrix_transpose, a function wrapper for usm_ndarray.mT as required by the array API specification.

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[github-actions]

View rendered docs @ https://intelpython.github.io/dpctl/pulls/1356/index.html

[coveralls]

coverage: 85.598% (+0.01%) from 85.584% when pulling b3ab3da on array-api-matrix-transpose into 96293fd on master.

[github-actions]

Array API standard conformance tests for dpctl=0.14.6dev4=py310ha25a700_3 ran successfully.
Passed: 916
Failed: 84
Skipped: 119

[github-actions]

Array API standard conformance tests for dpctl=0.14.6dev4=py310ha25a700_4 ran successfully.
Passed: 916
Failed: 84
Skipped: 119

[oleksandr-pavlyk]

Thank you @ndgrigorian

[github-actions]

Deleted rendered PR docs from intelpython.github.com/dpctl, latest should be updated shortly. 🤞

[github-actions]

Array API standard conformance tests for dpctl=0.14.6dev4=py310ha25a700_1 ran successfully.
Passed: 916
Failed: 84
Skipped: 119