fix search

Author: waruqi

index.html

@@ -66,7 +66,8 @@
         },
         depth: 6,
         namespace: 'xrepo.xmake.io',
-        hideOtherSidebarContent: false
+        hideOtherSidebarContent: false,
+        pathNamespaces: ['/zh-cn'],
       },
       formatUpdated: '{MM}/{DD} {HH}:{mm}',
       plugins: [