Update index.md

sidx8 · web-flow · commit 0ff0113f2aaa · 2022-02-08T14:08:21.000+05:30
diff --git a/topics/ui/index.md b/topics/ui/index.md
@@ -1,5 +1,5 @@
 ---
-aliases: user interface
+aliases: user-interface
 display_name: ui
 short_description: User interface(UI) or user interface engineering is the design of user interfaces for machines and software.
 topic: ui
