Add AI policy to contribution guide. (#769)

Author: freakboy3742

docs/config.yml

@@ -43,6 +43,7 @@ nav:
           - Translating content: contributing/guide/how/translate.md
           - Pull request review process: contributing/guide/next/pr-review.md
           - Release process: contributing/guide/next/release.md
+          - AI Policy: contributing/guide/policies/ai-policy.md
           - Code style guide: contributing/guide/style/code-style-guide.md
           - Documentation style guide: contributing/guide/style/docs-style-guide.md
       - Sprint guide: contributing/sprint-guide.md

docs/en/contributing/guide/policies/ai-policy.md

@@ -0,0 +1,3 @@
+<!-- rumdl-disable-file MD041 -->
+
+{% extends "contribute/policies/ai-policy.md" %}