remove workarounds for issues solved with numpy2

pyproject.toml

@@ -1,2 +1,2 @@
 [build-system]
-requires = ["cython>=3.0.0", "setuptools", "wheel", "numpy>=1.25", "scipy"]
+requires = ["cython>=3.0.0", "setuptools", "wheel", "numpy>=2.0.0", "scipy"]

setup.py

@@ -217,7 +217,7 @@ def test_supports_compile_arg(self, comm, with_omp=False):
     packages = ["poismf"],
     author = 'David Cortes',
     url = 'https://github.com/david-cortes/poismf',
-    version = '0.4.0-9',
+    version = '0.4.0-10',
     install_requires = ['numpy', 'pandas>=0.24', 'cython', 'scipy'],
     description = 'Fast and memory-efficient Poisson factorization for sparse count matrices',
     cmdclass = {'build_ext': build_ext_subclass},
@@ -230,7 +230,6 @@ def test_supports_compile_arg(self, comm, with_omp=False):
             define_macros = [
                 ("_FOR_PYTHON", None),
                 ("NDEBUG", None),
-                ("NPY_NO_DEPRECATED_API", "NPY_1_7_API_VERSION"),
             ]),
         Extension("poismf.c_funs_float",
             sources=["poismf/cfuns_float.pyx",
@@ -240,7 +239,6 @@ def test_supports_compile_arg(self, comm, with_omp=False):
             define_macros = [
                 ("_FOR_PYTHON", None),
                 ("NDEBUG", None),
-                ("NPY_NO_DEPRECATED_API", "NPY_1_7_API_VERSION"),
                 ("USE_FLOAT", None),
             ])
         ]