[publish] Update module name

.github/workflows/coverage.yml

@@ -25,13 +25,11 @@ jobs:
           echo "exp(-t^2/2)" > k
           ./vpmr -nc 5 -n 20 -d 100 -q 400 -e 1e-9 -k k -w -s
           for SRC in `find . | egrep '\.o'`; do gcov -n $SRC > /dev/null; done
-          python3 -c "import pyvpmr;print(pyvpmr.vpmr())"
+          python3 -c "import _pyvpmr;print(_pyvpmr.vpmr())"
       - name: Python
         uses: actions/setup-python@v4
         with:
           python-version: '3.10'
-      - name: Requirements
-        run: python -m pip install --upgrade wheel setuptools
       - name: Build
         run: pip install --verbose .
       - name: Test