feat - 修改加签逻辑中的节点名称处理生成异常的问题

workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomCountersignUserTaskCmd.java

@@ -254,7 +254,7 @@ public class CustomCountersignUserTaskCmd extends AbstractCommand<Void> implemen
             int fragmentIndex = originalId.indexOf(fragment);
             return originalId.substring(0, fragmentIndex) + fragment + count;
         }
-        return originalId; // 不包含目标片段时，返回原字符串
+        return originalId + fragment + count; // 不包含目标片段时，返回原字符串
     }