Regenerate SDK with fixed auth spec (remove broken ApiKeyInHeader)

The Authorized hook is no longer needed — generate.sh now strips the broken
securitySchemes before generation, so --security-scheme Http:Header:Bearer
is the sole auth definition. Constructor now uses AuthorizeUsingBearer directly.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: HavenDV

src/libs/VoyageAI/Extensions/VoyageAIClient.Authorized.cs

@@ -15,7 +15,7 @@ public VoyageAIClient(
         {
             Authorizing(HttpClient, ref apiKey);
 
-            AuthorizeUsingApiKeyInHeader(apiKey);
+            AuthorizeUsingBearer(apiKey);
 
             Authorized(HttpClient);
         }