ci: fix commit msg error

Author: SWHL

.github/workflows/gen_whl_to_pypi_rapidocr_api.yml

@@ -24,7 +24,7 @@ jobs:
           pip install get_pypi_latest_version wheel
 
           python -m pip install --upgrade pip
-          python setup.py bdist_wheel "${{ github.event.head_commit.message }}"
+          python setup.py bdist_wheel "${{ github.ref_name }}"
 
       - name: Publish distribution 📦 to PyPI
         uses: pypa/gh-action-pypi-publish@v1.5.0