Apply patch for NumPy 2.x test failure

It appears to be a cosmetic issue rather than a real failure.

852286242ee46cc16f0a6efef7eb40a5ab3c57d5.patch

@@ -0,0 +1,24 @@
+From 852286242ee46cc16f0a6efef7eb40a5ab3c57d5 Mon Sep 17 00:00:00 2001
+From: da-woods <dw-git@d-woods.co.uk>
+Date: Wed, 25 Dec 2024 12:12:11 +0000
+Subject: [PATCH] Backport ufunc Numpy2 fix
+
+---
+ tests/run/ufunc.pyx | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/tests/run/ufunc.pyx b/tests/run/ufunc.pyx
+index f489a07d5e4..b1895ee7903 100644
+--- a/tests/run/ufunc.pyx
++++ b/tests/run/ufunc.pyx
+@@ -124,8 +124,8 @@ def test_plus_one_twice():
+     Test a function returning a fused ctuple
+     >>> plus_one_twice(int_arr_1d)  # doctest: +ELLIPSIS
+     (array([ 1,  5,  9, 13, 17]...), array([ 1,  5,  9, 13, 17]...))
+-    >>> plus_one_twice(1.j)
+-    ((1+1j), (1+1j))
++    >>> print(*plus_one_twice(1.j))
++    (1+1j) (1+1j)
+ 
+     2D variant skipped because it's hard to sensible doctest
+     """

Cython.spec

@@ -13,6 +13,10 @@ License:        Apache-2.0
 URL:            http://www.cython.org
 Source:         https://github.com/cython/cython/archive/%{version}/Cython-%{version}.tar.gz
 
+# Backport patch for NumPy 2.x
+# https://github.com/cython/cython/issues/6581
+Patch:          https://github.com/cython/cython/commit/852286242ee46cc16f0a6efef7eb40a5ab3c57d5.patch
+
 BuildRequires:  python3-devel
 
 %if %{with tests}