[Area 1] Update product name and note (cloudflare#20327)

Author: Maddy-Cloudflare

src/content/docs/email-security/index.mdx

@@ -18,7 +18,7 @@ Stop <GlossaryTooltip term="phishing">phishing</GlossaryTooltip> attacks with Em
 :::caution[Area 1 has been renamed]
 
 
-<Render file="rename-area1-to-ces" />
+Area 1 is now **Email Security (formerly Area 1)**. Customers who purchased the new Email Security can access the documentation by going to Cloudflare Zero Trust > [Email Security](/cloudflare-one/email-security/).
 
 
 :::

src/content/products/email-security.yaml

@@ -1,7 +1,7 @@
-name: Email Security
+name: Email Security (formerly Area 1)
 
 product:
-  title: Email Security
+  title: Email Security (formerly Area 1)
   url: /cloudflare-one/email-security/
   group: Cloudflare One