feat: add smp to pre-initialized category list in DynamicMcpServerManager

dap-gateway/src/main/java/io/shinhanlife/dap/mcg/sync/DynamicMcpServerManager.java

@@ -55,6 +55,7 @@ public class DynamicMcpServerManager {
         getOrCreateServer("email");
         getOrCreateServer("oth");
         getOrCreateServer("sample");
+        getOrCreateServer("smp"); // smp 카테고리도 기본적으로 항상 열어두도록 추가
     }
 
     private McpSyncServer getOrCreateServer(String categoryKey) {