[fix]优化用户反馈输入内容过多提交按钮消失的问题

lib/module/feedback/feed_back_page.dart

@@ -37,7 +37,7 @@ class FeedBackPage extends BasePage<FeedBackController> {
         ),
         SizedBox(height: 12.w),
         buildFeedbackPrintView(),
-        SizedBox(height: 120.w),
+        Spacer(),
         GestureDetector(
           onTap: controller.submit,
           child: Container(
@@ -61,7 +61,8 @@ class FeedBackPage extends BasePage<FeedBackController> {
                   decoration: TextDecoration.underline,
                   fontSize: 14.sp,
                   color: ColorName.black)),
-        )
+        ),
+        Spacer(),
       ],
     );
   }