feat: Add sms, email tool services and clean up McpTool annotation

axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/annotation/McpTool.java

@@ -13,8 +13,6 @@ public @interface McpTool {
     @AliasFor(annotation = Component.class)
     String value() default "";
 
-    String name();
-    String description();
-    String group() default "biz_core";
+    String group() default "COMMON";
     String routingType() default "HTTP";
 }

axhub-tool-core/src/main/java/io/shinhanlife/axhub/biz/mcp/tool/util/ToolScaffolder.java

@@ -107,9 +107,6 @@ public class ToolScaffolder {
 
             @Service
             @McpTool(
-                name = "%s", 
-                description = "%s", 
-                group = "%s", 
                 routingType = "%s"
             )
             public class %sService extends AbstractMcpToolService {