Unhelpful error message when calling `asnumpy` with non-usm_array type

[Hardcode84]

  File "C:\Users\Vano\miniconda3\envs\dpcomp-env-intel\lib\site-packages\dpctl\tensor\_copy_utils.py", line 183, in asnumpy
    return _copy_to_numpy(usm_ary)
  File "C:\Users\Vano\miniconda3\envs\dpcomp-env-intel\lib\site-packages\dpctl\tensor\_copy_utils.py", line 40, in _copy_to_numpy
    raise TypeError
TypeError

https://github.com/IntelPython/dpctl/blob/master/dpctl/tensor/_copy_utils.py#L40

[oleksandr-pavlyk]

Reproducer:

import dpctl.tensor as dpt
# raises unhelpful TypeError with empty message
dpt.asnumpy([1,2,3])