fails on windows, maybe because powershell hates newlines?

Author: masklinn

.github/workflows/release-wheels.yml

@@ -227,11 +227,7 @@ jobs:
       - name: Install package
         run: python -mpip install .
       - name: Run tests
-        run: |
-          python ${{ matrix.opts }} -m pytest \
-                -v -Werror -Wignore::ImportWarning --doctest-glob="*.rst" \
-                -ra --error-for-skips \
-                -k '(-regex)'
+        run: python ${{ matrix.opts }} -m pytest -v -Werror -Wignore::ImportWarning --doctest-glob="*.rst" -ra --error-for-skips -k '(-regex)'
 
   py-release:
     name: Release