update rules on contributing

Author: raphamorim

docs/src/pages/contributing.md

@@ -10,11 +10,3 @@ People from around the world, of all backgrounds, genders, and experience levels
 ## Donate
 
 Help Rio by donating via [GitHub Sponsors](https://github.com/sponsors/raphamorim).
-
-## No AI Policy
-
-No LLMs for issues, patches and pull requests. This rule was copied from the [Zig project](https://codeberg.org/ziglang/zig#strict-no-llm-no-ai-policy).
-
-## No Required Language
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-English is encouraged, but not required. You are welcome to post in your native language and rely on others to have their own translation tools of choice to interpret your words.