Update dictory structure in more-pages.md (#113)

Cleaner unicode structure.

docs/more-pages.md

@@ -5,12 +5,13 @@ If you need more pages, you can simply create more markdown files in your docsif
 For example, the directory structure is as follows:
 
 ```text
--| docs/
+.
-  -| README.md
+├── docs
-  -| guide.md
+|   └── README.md
-  -| zh-cn/
+|   └── guide.md
-    -| README.md
+|   └── zh-cn
-    -| guide.md
+|       └──README.md
+|       └──guide.md
 ```
 
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