fix: 删除无用的变量声明

src/components/Sidebar/Sidebar.vue

@@ -56,7 +56,7 @@ const isCollapsed = ref(false)
 const activeIndex = ref(props.defaultActive)
 
 // 是否折叠
-const collapsed = ref(false)
+// const collapsed = ref(false)
 
 // 选择菜单项
 const selectItem = (index: number) => {
@@ -65,9 +65,9 @@ const selectItem = (index: number) => {
 }
 
 // 切换折叠状态
-const toggleCollapse = () => {
-  collapsed.value = !collapsed.value
-}
+// const toggleCollapse = () => {
+//   collapsed.value = !collapsed.value
+// }
 </script>
 
 <style lang="less">