fix: 圆形填充图标签选项最少保留一项

- 移除 circle-packing 在 checkLabelContent 中的排除
- 使圆形填充图与饼图行为一致
- 维度、指标、占比最少保留一项，单项时置灰

Related to: 仪表板圆形填充图标签选项优化

core/core-frontend/src/views/chart/components/editor/editor-style/components/LabelSelector.vue

@@ -292,7 +292,7 @@ const configCompat = (labelAttr: DeepPartial<ChartLabelAttr>) => {
   }
 }
 const checkLabelContent = contentProp => {
-  if (['funnel', 'liquid', 'circle-packing'].includes(chartType.value)) {
+  if (['funnel', 'liquid'].includes(chartType.value)) {
     return false
   }
   const propIntersection = intersection(props.propertyInner, [