Update Open Browser Use skill display name

Author: iFurySt

skills/open-browser-use/agents/openai.yaml

@@ -1,4 +1,4 @@
 interface:
-  display_name: "✅ Open Browser Use"
+  display_name: "Open Browser Use(OBU)"
   short_description: "Guide agents using Open Browser Use"
   default_prompt: "Use $open-browser-use to automate Chrome through Open Browser Use."