Add a proper exception handling for nested lists in `dpnp.repeat`

[antonwolfy]

import dpnp as np

np.__version__
# Out: '0.21.0dev1+27.gfdb1c53d735.dirty'

x = np.array([3])
np.repeat(x, [[4]])
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
Cell In[20], line 1
----> 1 np.repeat(x, [[4]])

File ~/code/dpnp/dpnp/dpnp_iface_manipulation.py:2841, in repeat(a, repeats, axis)
 2838 a = dpnp.ravel(a)
 2840 usm_arr = dpnp.get_usm_ndarray(a)
-> 2841 usm_res = dpt.repeat(usm_arr, repeats, axis=axis)
 2842 return dpnp_array._create_from_usm_ndarray(usm_res)

File ~/code/dpnp/dpnp/tensor/_manipulation_functions.py:631, in repeat(x, repeats, axis)
 629 if len_reps == 1:
 630 repeats = repeats[0]
--> 631 if repeats < 0:
 632 raise ValueError("`repeats` elements must be positive")
 633 scalar = True

TypeError: '<' not supported between instances of 'list' and 'int'

while NumPy raising more explicit exception:

np.__version__
# Out: '2.5.0'

np.repeat(x, [[4]])
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
Cell In[24], line 1
----> 1 np.repeat(x, [[4]])

File ~/.local/share/mamba/envs/dpnp_dev/lib/python3.13/site-packages/numpy/_core/fromnumeric.py:481, in repeat(a, repeats, axis)
 437 @array_function_dispatch(_repeat_dispatcher)
 438 def repeat(a, repeats, axis=None):
 439 """
 440 Repeat each element of an array after themselves
 441
 (...) 479
 480 """
--> 481 return _wrapfunc(a, 'repeat', repeats, axis=axis)

File ~/.local/share/mamba/envs/dpnp_dev/lib/python3.13/site-packages/numpy/_core/fromnumeric.py:54, in _wrapfunc(obj, method, *args, **kwds)
 51 return _wrapit(obj, method, *args, **kwds)
 53 try:
---> 54 return bound(*args, **kwds)
 55 except TypeError:
 56 # A TypeError occurs if the object does have such a method in its
 57 # class, but its signature is not identical to that of NumPy's. This
 (...) 61 # Call _wrapit from within the except clause to ensure a potential
 62 # exception has a traceback chain.
 63 return _wrapit(obj, method, *args, **kwds)

ValueError: setting an array element with a sequence. The requested array would exceed the maximum number of dimension of 1.