feat(MasterScaleActivity): 添加秤名称显示功能

- 在UI界面上增加tvName文本视图用于显示秤的名称
- 当秤名称不为空时显示实际名称，否则显示默认值"-"
- 优化了秤信息展示的完整性，补充了名称字段的显示逻辑

app/src/main/java/com/shuwei/dish/match/ui/MasterScaleActivity.kt

@@ -451,6 +451,7 @@ class MasterScaleActivity : BaseActivity() {
             val scale = scales.firstOrNull()
             b.llScaleContainer.tag = scale
             b.tvAddr.text = scale?.let { "秤 ${it.address}" } ?: ""
+            b.tvName.text = scale?.name?.takeIf { it.isNotBlank() } ?: "-"
             b.tvWeight.text = scale?.let { "${it.weight} g" } ?: ""
             b.tvState.text = stateStr(scale?.state)
         }