Updating freshness tier for RAI docs

Author: nitinme

docfx.json

@@ -470,8 +470,8 @@
         "articles/ai-studio/**/*.yml": "90-days",
         "articles/ai-foundry/**/*.md": "90-days",
         "articles/ai-foundry/**/*.yml": "90-days",
-        "articles/ai-foundry/responsible-ai/**/*.md": "1095-days",
-        "articles/ai-foundry/responsible-ai/**/*.yml": "1095-days",
+        "articles/ai-foundry/responsible-ai/**/*.md": "1825-days",
+        "articles/ai-foundry/responsible-ai/**/*.yml": "1825-days",
         "articles/machine-learning/*.md": "365-days",
         "articles/machine-learning/component-reference/*.md": "365-days",
         "articles/machine-learning/component-reference/*.yml": "365-days",