Add CMMC section

Author: janicericketts

articles/active-directory/standards/index.yml

@@ -80,3 +80,20 @@ landingContent:
             url: memo-22-09-authorization.md
           - text: Other areas of Zero Trust
             url: memo-22-09-other-areas-zero-trust.md
+            
+  # Card
+  - title: Achieve CMMC compliance
+    linkLists:
+      - linkListType: how-to-guide
+        links:
+          - text: Configure Azure Active Directory for CMMC compliance
+            url: configure-azure-active-directory-for-cmmc-compliance.md
+          - text: Configure CMMC Level 1 controls
+            url: configure-cmmc-level-1-controls.md
+          - text: Configure CMMC Level 2 Access Control controls
+            url: configure-cmmc-level-2-access-control.md
+          - text: Configure CMMC Level 2 Identification and Authentication controls
+            url: configure-cmmc-level-2-identification-and-authentication.md
+          - text: Configure Azure Active Directory to meet CMMC Level 2
+            url: configure-cmmc-level-2-additional-controls.md
+