Backport f2py's define for threading bugfix to numpy versions 1.20.3:1.22.1 (#30065)

var/spack/repos/builtin/packages/py-numpy/package.py

@@ -130,6 +130,11 @@ class PyNumpy(PythonPackage):
     patch('check_executables4.patch', when='@1.14.0:1.15.4')
     patch('check_executables5.patch', when='@:1.13.3')
 
+    # Backport bug fix for f2py's define for threading when building with Mingw
+    patch('https://github.com/numpy/numpy/pull/20881.patch?full_index=1',
+          sha256='802970a9034d40a8a8f49a03f489d5361d5eabf69249621e6757651448910f1a',
+          when='@1.20.3:1.22.1')
+
     # version 1.21.0 runs into an infinit loop during printing
     # (e.g. print(numpy.ones(1000)) when compiled with gcc 11
     conflicts('%gcc@11:', when='@1.21.0')