ci(tests): Update codecov

Author: tony

.github/workflows/tests.yml

@@ -34,9 +34,13 @@ jobs:
         run: poetry run flake8
 
       - name: Test with pytest
-        run: poetry run py.test --cov=./ --cov-report=xml
+        run: poetry run py.test --cov=./ --cov-append --cov-report=xml
+        env:
+          COV_CORE_SOURCE: .
+          COV_CORE_CONFIG: pyproject.toml
+          COV_CORE_DATAFILE: .coverage.eager
 
-      - uses: codecov/codecov-action@v2
+      - uses: codecov/codecov-action@v3
         with:
           token: ${{ secrets.CODECOV_TOKEN }}