fix(mobile-next): 修复资料页 FeatureFlags 导入与图片预览 const

资料页相对导入少一层导致 FeatureFlags 无法解析；大图预览 Center 使用了非 const 的 Styles.c_0089FF。仅改这两处编译阻塞，不扩大格式化。

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>
Co-authored-by: Cursor <cursoragent@cursor.com>

mobile-next/lib/pages/contacts/user_profile_panel/personal_info/personal_info_view.dart

@@ -3,7 +3,7 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 import 'package:openim_common/openim_common.dart';
 
-import '../../../company/feature_flags.dart';
+import '../../../../company/feature_flags.dart';
 import 'personal_info_logic.dart';
 
 class PersonalInfoPage extends StatelessWidget {

mobile-next/openim_common/lib/src/widgets/chat/chat_picture_preview.dart

@@ -94,7 +94,7 @@ class ChatPicturePreview extends StatelessWidget {
                   return null;
                 }
 
-                return const Center(
+                return Center(
                   child: SizedBox(
                     width: 24,
                     height: 24,