[fix]谈话原文搜索限制在15字符内

lib/module/talk/view.dart

@@ -168,10 +168,12 @@ class TalkPage extends BasePage<TalkController> {
               Expanded(
                 child: TextField(
                     maxLines: 1,
+                    maxLength: 15,
                     style: TextStyle(
                         fontSize: 14.sp, color: ColorName.primaryTextColor),
                     // controller: controller.searchController,
                     decoration: InputDecoration(
+                      counterText: '',
                       hintText: StringName.talkSearchHint.tr,
                       hintStyle: TextStyle(
                         fontSize: 14.sp,