build(deps): update codecov/codecov-action action to v6 (#298)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -64,7 +64,7 @@ jobs:
       - name: Run tests
         run: bun run test:coverage
       - name: Submit test coverage
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage/clover.xml