Update codecov-action to v4

Author: crungehottman

.github/workflows/tox-test.yml

@@ -80,7 +80,7 @@ jobs:
       - name: Install pytest cov
         run: pip install pytest-cov
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true

tox.ini

@@ -24,7 +24,7 @@ deps=
 	pytest-cov
 usedevelop=true
 commands=
-	pytest --cov-report=html --cov=fastpurge {posargs}
+	pytest --cov-report=html --cov-report=xml --cov=fastpurge {posargs}
 
 [testenv:docs]
 deps=