Go back to non-conda build

Author: philbull

.github/workflows/publish-to-pypi.yaml

@@ -8,14 +8,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@main
-      - uses: conda-incubator/setup-miniconda@v2
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v1
         with:
-          auto-update-conda: true
           python-version: 3.8
       - name: Install build tools
         run: |
           python -m pip install build setuptools_scm wheel
-          conda install -c conda-forge numpy cython pyfftw
+          python -m pip install numpy cython pyfftw
+          python setup.py --version
       - name: Build a source tarball
         run: python -m build --no-isolation
       - name: Build a manylinux binary wheel