Merged PR 21116: Add syntax blocks to webauthn structs with ifdef issues

Add syntax blocks to webauthn structs with ifdef issues.

Waiting for [issue](https://dev.azure.com/ceapex/Engineering/_workitems/edit/952067) to be addressed.

Author: alvinashcraft

sdk-api-src/content/webauthn/ns-webauthn-webauthn_credential_details_list.md

@@ -2,7 +2,7 @@
 UID: NS:webauthn._WEBAUTHN_CREDENTIAL_DETAILS_LIST
 tech.root: webauthn
 title: WEBAUTHN_CREDENTIAL_DETAILS_LIST
-ms.date: 07/19/2022
+ms.date: 03/08/2024
 targetos: Windows
 description: The list of credentials.
 prerelease: false
@@ -46,7 +46,16 @@ helpviewer_keywords:
 
 ## -description
 
-The list of credentials.
+The list of credential details.
+
+## -syntax
+
+```cpp
+typedef struct _WEBAUTHN_CREDENTIAL_DETAILS_LIST {
+  DWORD                        cCredentialDetails;
+  PWEBAUTHN_CREDENTIAL_DETAILS *ppCredentialDetails;
+} WEBAUTHN_CREDENTIAL_DETAILS_LIST, *PWEBAUTHN_CREDENTIAL_DETAILS_LIST;
+```
 
 ## -struct-fields
 

sdk-api-src/content/webauthn/ns-webauthn-webauthn_credential_list.md

@@ -2,7 +2,7 @@
 UID: NS:webauthn._WEBAUTHN_CREDENTIAL_LIST
 tech.root: webauthn
 title: WEBAUTHN_CREDENTIAL_LIST
-ms.date: 07/19/2022
+ms.date: 03/08/2024
 targetos: Windows
 description: The list of credentials that the user has registered with the authenticator.
 prerelease: false
@@ -48,11 +48,20 @@ helpviewer_keywords:
 
 The list of credentials that the user has registered with the authenticator.
 
+## -syntax
+
+```cpp
+typedef struct _WEBAUTHN_CREDENTIAL_LIST {
+  DWORD                   cCredentials;
+  PWEBAUTHN_CREDENTIAL_EX *ppCredentials;
+} WEBAUTHN_CREDENTIAL_LIST, *PWEBAUTHN_CREDENTIAL_LIST;
+```
+
 ## -struct-fields
 
 ### -field cCredentials
 
-The size of **ppCredentials**.
+The size of *ppCredentials*.
 
 ### -field ppCredentials