Update instructions.zh-CN.md

ParthJadhav · web-flow · commit 2cd1a5e026ad · 2021-09-06T15:00:02.000+05:30
diff --git a/docs/instructions.zh-CN.md b/docs/instructions.zh-CN.md
@@ -212,7 +212,7 @@ $ python3 gui.py
 1.打开TKinter Designer
 
 ```
-cd Tkinter-设计师
+cd Tkinter-Designer
 cd gui
 python3 gui.py
 ```
