[Email Security] Update meta description (#19842)

Co-authored-by: hyperlint-ai[bot] <154288675+hyperlint-ai[bot]@users.noreply.github.com>

Author: hyperlint-ai[bot]

src/content/docs/email-security/account-setup/escalation-contacts.mdx

@@ -1,6 +1,7 @@
 ---
 title: Escalation contacts
 pcx_content_type: how-to
+description: Configure escalation contacts in Cloudflare Email Security to prioritize alerts for phishing threats and email irregularities. Set up SOC, Triage, Analyst, and Executive contacts.
 sidebar:
   order: 2
 
@@ -42,4 +43,4 @@ You can enable these special notifications through an opt-in process:
 If you select **Critical Service Events**, the contact will be sent a text and/or an email message. They will need to select the link to confirm the subscriptions.
 
 
-:::
+:::