Add minor change to NumPy header generation

Sometimes the workflow runs out of memory and the job fails in a
non-deterministic way.

Author: molinav

.github/workflows/basemap.yml

@@ -115,16 +115,16 @@ jobs:
           set -e
           . /etc/profile
           case "${{matrix.python_version}}" in
-              2.[67]|3.[0123456])  pkgvers=1.11.3;;
-              *)                   pkgvers=1.16.6;;
+              2.[67]|3.[01234])  pkgvers=1.11.3;;
+              *)                 pkgvers=1.16.6;;
           esac
           pkgname=numpy
           pkgcode=numpy-${pkgvers}
           wget https://github.com/numpy/${pkgname}/releases/download/v${pkgvers}/${pkgcode}.tar.gz
           tar -xf ${pkgcode}.tar.gz
           rm -f ${pkgcode}.tar.gz
           cd ${pkgcode}
-          python setup.py build -j 16
+          python setup.py build -j 2
           cp build/src*/numpy/core/include/numpy/*.h numpy/core/include/numpy/
           cd ..
           cp -R ${pkgcode}/numpy/core/include ${{env.PKGDIR}}/extern