remove duplicate test

Author: Olivier Van den Mooter

.github/workflows/ci.yml

@@ -23,7 +23,6 @@ jobs:
         node-version: ${{ matrix.node-version }}
     - run: npm ci
     - run: npm run coverage
-    - run: npm test
 
     - name: Coveralls
       uses: coverallsapp/github-action@master