fix(components): [cascader-panel] clear active style (#11495)

Clears the active style when the clear button of the cascader is pressed

closed #11484

Co-authored-by: t1.higashi <t1.higashi@info-sense.co.jp>

packages/components/cascader-panel/src/index.vue

@@ -192,6 +192,9 @@ export default defineComponent({
     const clearCheckedNodes = () => {
       checkedNodes.value.forEach((node) => node.doCheck(false))
       calculateCheckedValue()
+      menus.value = menus.value.slice(0, 1)
+      expandingNode.value = null
+      emit('expand-change', [])
     }
 
     const calculateCheckedValue = () => {