编辑分类键盘更改

lib/business_system/goods/on_sale/edit_assort.dart

@@ -47,6 +47,7 @@ class _EditAssort extends State<EditAssort> {
         FocusScope.of(context).requestFocus(FocusNode());
       },
       child: Scaffold(
+        resizeToAvoidBottomInset: false,
         backgroundColor: Colors.white,
         appBar: MyAppBar(
           title: "编辑分类",