Merge pull request matplotlib#26443 from tacaswell/bld/unskip_musl

BLD: stop skipping musl wheel builds

Author: ksunden

.github/workflows/cibuildwheel.yml

@@ -91,18 +91,18 @@ jobs:
     runs-on: ${{ matrix.os }}
     env:
       CIBW_BEFORE_BUILD: >-
-        pip install certifi oldest-supported-numpy &&
+        pip install certifi numpy>=1.25 &&
         rm -rf {package}/build
       CIBW_BEFORE_BUILD_WINDOWS: >-
-        pip install certifi delvewheel oldest-supported-numpy &&
+        pip install certifi delvewheel numpy>=1.25 &&
         rm -rf {package}/build
       CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: >-
         delvewheel repair -w {dest_dir} {wheel}
       CIBW_AFTER_BUILD: >-
         twine check {wheel} &&
         python {package}/ci/check_wheel_licenses.py {wheel}
       CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014
-      CIBW_SKIP: "*-musllinux*"
+      CIBW_SKIP: "*-musllinux_aarch64"
       CIBW_TEST_COMMAND: >-
         python {package}/ci/check_version_number.py
       # Apple Silicon machines are not available for testing, so silence the

doc/api/next_api_changes/development/26443-TAC.rst

@@ -0,0 +1,7 @@
+New wheel architectures
+~~~~~~~~~~~~~~~~~~~~~~~
+
+
+Wheels have been added for:
+
+- musl based systems

pyproject.toml

@@ -2,7 +2,7 @@
 build-backend = "setuptools.build_meta"
 requires = [
     "certifi>=2020.06.20",
-    "oldest-supported-numpy",
+    "numpy>=1.25",
     "pybind11>=2.6",
     "setuptools>=42",
     "setuptools_scm>=7",