incompatible with numpy 1.25.0

[stanislavlevin]

Current mdp's master against numpy 1.25.0:

[builder@localhost mdp-toolkit]$ python3 -c 'import mdp'
Traceback (most recent call last):
  File "/usr/lib64/python3.11/inspect.py", line 1369, in getfullargspec
    sig = _signature_from_callable(func,
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib64/python3.11/inspect.py", line 2521, in _signature_from_callable
    return _signature_from_builtin(sigcls, obj,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib64/python3.11/inspect.py", line 2328, in _signature_from_builtin
    raise ValueError("no signature found for builtin {!r}".format(func))
ValueError: no signature found for builtin <function eigh at 0x7f85eea65fb0>

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/src/RPM/BUILD/mdp-toolkit/mdp/__init__.py", line 133, in <module>
    utils.symeig = configuration.get_symeig(numx_linalg)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/RPM/BUILD/mdp-toolkit/mdp/configuration.py", line 338, in get_symeig
    args = getargs(numx_linalg.eigh)[0]
           ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib64/python3.11/inspect.py", line 1379, in getfullargspec
    raise TypeError('unsupported callable') from ex
TypeError: unsupported callable