Tweak pytest coveralls config

Author: gb119

.github/workflows/run-tests-action.yaml

@@ -37,7 +37,7 @@ jobs:
            sudo apt-get install xvfb
            sudo apt-get install qtbase5-dev
       - name: Test with xvfb
-        run: xvfb-run --auto-servernum /usr/share/miniconda/envs/test-environment/bin/pytest  -n 2 --cov-report=xml:cov.xml --cov=Stoner --junitxml pytest.xml
+        run: xvfb-run --auto-servernum /usr/share/miniconda/envs/test-environment/bin/pytest  -n 2 --cov-report= --cov=Stoner --junitxml pytest.xml
         env:
             TZ: Europe/London
             LC_CTYPE: en_GB.UTF-8
@@ -48,7 +48,7 @@ jobs:
         uses: coverallsapp/github-action@v2
         with:
           flag-name: run-${{ join(matrix.*, '-') }}
-          parallel: true
+          format: python
           github-token: ${{ secrets.GITHUB_TOKEN }}
       - name: Upload Unit Test Results
         if: always()