fix: 将未上榜显示从"未上榜"改为"-"

 <!--
  * @Date: 2025-01-09 00:00:00
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-09-28 14:00:58
+ * @LastEditTime: 2025-09-28 14:54:31
  * @FilePath: /lls_program/src/components/RankingCard.vue
  * @Description: 排行榜卡片组件
 -->
@@ -114,7 +114,7 @@
       <view class="my-rank-content">
         <view class="my-rank-left">
           <view class="my-rank-number">
-            {{ myRank.isNotRanked ? '未上榜' : (myRank.rank > 99 ? myRank.rank + '+' : myRank.rank) }}
+            {{ myRank.isNotRanked ? '-' : (myRank.rank > 99 ? myRank.rank + '+' : myRank.rank) }}
           </view>
           <view class="my-avatar">
             <image :src="myRank.avatar_url || defaultAvatar" class="my-avatar-img" mode="aspectFill" />

 <!--
  * @Date: 2025-09-01 13:07:52
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-09-28 11:27:08
+ * @LastEditTime: 2025-09-28 14:54:22
  * @FilePath: /lls_program/src/pages/FamilyRank/index.vue
  * @Description: 文件描述
 -->
@@ -141,7 +141,7 @@
       <view class="my-rank-content">
         <view class="my-rank-left">
           <view class="my-rank-number">
-            {{ myRankInfo.isNotRanked ? '未上榜' : (myRankInfo.rank > 99 ? myRankInfo.rank + '+' : myRankInfo.rank) }}
+            {{ myRankInfo.isNotRanked ? '-' : (myRankInfo.rank > 99 ? myRankInfo.rank + '+' : myRankInfo.rank) }}
           </view>
           <view class="my-avatar">
             <image :src="myRankInfo.avatar_url || defaultAvatar" class="my-avatar-img" mode="aspectFill" />