👷 Add codecov

Author: BaptisteDE

.github/workflows/build.yaml

@@ -48,7 +48,7 @@ jobs:
           pip install tox
           tox -e${{ matrix.tox }}
       - name: Upload coverage
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4.0.1
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage.xml