Updating prevent AI image (#14800)

## DESCRIBE YOUR PR
Swapping out the image for the most recent prevent AI response. 

preview:
https://sentry-docs-git-update-prevent-ai-images.sentry.dev/product/ai-in-sentry/sentry-prevent-ai/

## IS YOUR CHANGE URGENT?  

Help us prioritize incoming PRs by letting us know when the change needs
to go live.
- [x] Urgent deadline (GA date, etc.): Want to update asap because image
is wrong
- [ ] Other deadline: <!-- ENTER DATE HERE -->
- [ ] None: Not urgent, can wait up to 1 week+

## SLA

- Teamwork makes the dream work, so please add a reviewer to your PRs.
- Please give the docs team up to 1 week to review your PR unless you've
added an urgent due date to it.
Thanks in advance for your help!

## PRE-MERGE CHECKLIST

*Make sure you've checked the following before merging your changes:*

- [ ] Checked Vercel preview for correctness, including links
- [ ] PR was reviewed and approved by any necessary SMEs (subject matter
experts)
- [ ] PR was reviewed and approved by a member of the [Sentry docs
team](https://github.com/orgs/getsentry/teams/docs)

Co-authored-by: Shannon Anahata <[email protected]>

Author: sfanahata

docs/product/ai-in-sentry/sentry-prevent-ai/img/prevent-ai-response.png

@@ -36,7 +36,7 @@ After installing the app, Sentry Prevent AI can help you in three ways:
 
 Once you have added a comment, the assistant will reply, acknowledging the request. For code reviews, you will then see comments added to your PR. For test generation, you will see a comment with a link to the generated tests.
 
-![Sentry Prevent AI Overview](./img/sentry-prevent-review.png)
+![Sentry Prevent AI Overview](./img/prevent-ai-response.png)
 
 ## Frequently Asked Questions