corrects typo and regenerates lock file

Author: dingfeli

.github/workflows/mdbook.yml

@@ -36,13 +36,6 @@ jobs:
         run: pnpm install --frozen-lockfile
       - run: pnpm run build
       - run: pnpm run test:ci
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5
-        if: github.event.repository.fork == false
-        with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-          files: coverage/lcov.info
-          fail_ci_if_error: true
 
   run-lint:
     name: Lint