Fix typo in menu yaml (DataDog#30649)

Author: jhgilbert

config/_default/menus/main.en.yaml

@@ -5936,7 +5936,7 @@ menu:
  - name: Threat Intelligence
  url: security/threat_intelligence
  parent: security_platform
- idenfier: security_threat_intelligence
+ identifier: security_threat_intelligence
  weight: 6
  - name: Audit Trail
  url: security/audit_trail