chore: fix locale spell

Author: BlueGlassBlock

.github/workflows/test-translation.yml

@@ -49,11 +49,11 @@ jobs:
       - uses: actions/checkout@master
         with:
           ref: ${{ matrix.version }}
-          path: Doc/locales/zh-cn/LC_MESSAGES
+          path: Doc/locales/zh_CN/LC_MESSAGES
       - run: git pull
-        working-directory: ./Doc/locales/zh-cn/LC_MESSAGES
+        working-directory: ./Doc/locales/zh_CN/LC_MESSAGES
       - uses: sphinx-doc/[email protected]
-      - run: make -e SPHINXOPTS="--color -D language='zh-cn' -W --keep-going" ${{ matrix.format }}
+      - run: make -e SPHINXOPTS="--color -D language='zh_CN' -W --keep-going" ${{ matrix.format }}
         working-directory: ./Doc
       - uses: actions/upload-artifact@master
         if: success() || failure()