Update codecov/codecov-action action to v7

Author: renovate[bot]

.github/workflows/verify.yml

@@ -235,7 +235,7 @@ jobs:
           coverage report --fail-under=94
           coverage xml
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v6
+        uses: codecov/codecov-action@v7
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}