update the name for "Simplified Chinese"

awxiaoxian2020 · web-flow · commit 8338341c962e · 2022-05-31T13:25:04.000+08:00
diff --git a/docs/_navbar.md b/docs/_navbar.md
@@ -1,6 +1,6 @@
 - Translations
   - [:uk: English](/)
-  - [:cn: 中文](/zh-cn/)
+  - [:cn: 简体中文](/zh-cn/)
   - [:de: Deutsch](/de-de/)
   - [:es: Español](/es/)
   - [:ru: Русский](/ru-ru/)
