BLD: Build against numpy>=1.25 for all versions > 3.8

Author: effigies

pyproject.toml

@@ -3,11 +3,12 @@ requires = [
   "setuptools",
   "setuptools_scm[toml]>=6.2",
   "cython",
-  # Newer than NEP29-minimum: compile against oldest numpy available
-  "numpy==1.26b1; python_version >= '3.12rc1'",
-  "numpy==1.24; python_version >= '3.11' and python_version < '3.12.dev0'",
-  # NEP29-minimum as of Aug 17, 2023
-  "numpy==1.22; python_version >= '3.8' and python_version < '3.11'",
+  "numpy==1.26b1; python_version >= '3.12rc1'",  # Until 3.12 and 1.26 are released
+  # As of numpy 1.25, you can now build against older APIs.
+  # https://numpy.org/doc/stable/release/1.25.0-notes.html
+  "numpy>=1.25; python_version > '3.8'",
+  # NEP29-minimum as of Aug 17, 2023 (1.25 doesn't support 3.8)
+  "numpy==1.22; python_version == '3.8'",
 ]
 build-backend = "setuptools.build_meta"