Update index.md

Author: TuberAsk

topics/squirrel/index.md

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+---
+aliases: squirrel-lang
+created_by: Alberto Demichelis
+display_name: Squirrel
+github_url: https://github.com/albertodemichelis/squirrel
+logo: squirrel.png
+related: squirrel
+released: 2003
+short_description: Squirrel is a high-level object-oriented scripting language, designed to be lightweight.
+topic: squirrel
+url: https://squirrel-lang.org/
+wikipedia_url: https://en.wikipedia.org/wiki/Squirrel_(programming_language)
+---