fix(ui): change '无净值' to '等待净值' — less alarming wording

Author: Pigbibi

src/quant_platform_kit/common/notification_localization.py

@@ -295,7 +295,7 @@
     ("outside_execution_window", "当前不在执行窗口"),
     ("insufficient_buying_power", "购买力不足"),
     ("missing_price", "缺少报价"),
-    ("no_equity", "无净值"),
+    ("no_equity", "等待净值"),
     ("fail_closed", "关闭执行"),
     ("reason=", "原因="),
 )