fix: update types for numpy 2.x compatibility

Author: iamDecode

sklearn_pmml_model/tree/_tree.pyx

@@ -43,7 +43,7 @@ from ._utils cimport setup_cat_cache
 from ._utils cimport goes_left
 
 cdef extern from "numpy/arrayobject.h":
-    object PyArray_NewFromDescr(object subtype, np.dtype descr,
+    object PyArray_NewFromDescr(type subtype, np.dtype descr,
                                 int nd, np.npy_intp* dims,
                                 np.npy_intp* strides,
                                 void* data, int flags, object obj)