[Security] Update UI option names (cloudflare#22777)

Author: pedrosousa

src/content/docs/security/index.mdx

@@ -25,9 +25,9 @@ The new **Security** navigation in the Cloudflare dashboard is currently availab
 
 1. Log in to the [Cloudflare dashboard](https://dash.cloudflare.com), and select your account and domain.
 2. Open any page under **Security**.
-3. In the top right-hand corner of the page, select **Try new security dashboard**.
+3. In the top right-hand corner of the page, select **Try new dashboard**.
 
-You can swap back to the previous dashboard at any time by selecting **Return to old security dashboard** in the same page location.
+You can swap back to the previous dashboard at any time by selecting **Return to old dashboard** in the same page location.
 
 </Card>