ai: replace cody addendum with AI addendum (#1364)

https://sourcegraph.slack.com/archives/C08SNU0M815/p1758899580791579?thread_ts=1758833626.450869&cid=C08SNU0M815

Author: bobheadxi

docs/cody/index.mdx

@@ -52,7 +52,7 @@ Cody collects and uses data in the following ways:
 - **Prompts and responses**:  When you use Cody, Sourcegraph collects your prompts and responses to provide the service. For individuals using Cody via Sourcegraph.com, Sourcegraph may use your prompts and responses to enhance the user experience, but Sourcegraph does not use any of your data to train models.
 - **Usage data and feedback**:  Sourcegraph also collects usage data and feedback to improve the user experience.
 
-<a target="_blank" href="https://sourcegraph.com/terms/cody-notice">Read more about Cody Usage and Privacy policy here →</a>
+<a target="_blank" href="https://sourcegraph.com/terms/ai-terms">Read more about Cody Usage and Privacy policy here →</a>
 
 ## Compatible with Sourcegraph products
 

public/llms.txt

@@ -4207,7 +4207,7 @@ Cody collects and uses data in the following ways:
 - **Prompts and responses**:  When you use Cody, Sourcegraph collects your prompts and responses to provide the service. For individuals using Cody via Sourcegraph.com, Sourcegraph may use your prompts and responses to enhance the user experience, but Sourcegraph does not use any of your data to train models.
 - **Usage data and feedback**:  Sourcegraph also collects usage data and feedback to improve the user experience.
 
-<a target="_blank" href="https://sourcegraph.com/terms/cody-notice">Read more about Cody Usage and Privacy policy here →</a>
+<a target="_blank" href="https://sourcegraph.com/terms/ai-terms">Read more about Cody Usage and Privacy policy here →</a>
 
 ## Compatible with Sourcegraph products