Merge pull request #2847 from graphite-project/dependabot/github_actions/codecov/codecov-action-4

Bump codecov/codecov-action from 3 to 4

Author: deniszh

.github/workflows/tests.yml

@@ -101,4 +101,4 @@ jobs:
           codecov
       - name: Upload coverage to Codecov
         if: ${{ matrix.python-version==3.12 }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4