fix: 修复ExcelUtil无法获取父类属性的问题

ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java

@@ -1536,9 +1536,26 @@ public class ExcelUtil<T>
         if (StringUtils.isNotNull(o) && StringUtils.isNotEmpty(name))
         {
             Class<?> clazz = o.getClass();
-            Field field = clazz.getDeclaredField(name);
-            field.setAccessible(true);
-            o = field.get(o);
+            Field field = null;
+            for (; clazz != Object.class; clazz = clazz.getSuperclass())
+            {
+                try
+                {
+                    field = clazz.getDeclaredField(name);
+                    break;
+                }
+                catch (NoSuchFieldException e)
+                {
+                }
+            }
+            if (field != null)
+            {
+                field.setAccessible(true);
+                o = field.get(o);
+            } else
+            {
+                 throw new NoSuchFieldException(name);
+            }
         }
         return o;
     }