Add authentication recommendations for API endpoints

Added recommendations for authentication on API endpoints in Function and Logic Apps.

Author: aditdalvi

articles/defender-for-cloud/faq-general.yml

@@ -164,6 +164,8 @@ sections:
           - Azure API Management APIs should be onboarded to Defender for APIs
           - Unused API endpoints should be disabled and removed from Function Apps (Preview)
           - Unused API endpoints should be disabled and removed from Logic Apps (Preview)
+          - Authentication should be enabled on API endpoints hosted in Function Apps (Preview)
+          - Authentication should be enabled on API endpoints hosted in Logic Apps (Preview)
 
       - question: |
           Are there any limitations to Defender for Cloud's identity and access protections?