[feature request] el-collapse-item Add option to turns off the execution of @ keyup.space.enter.stop

### Existing Component
是

### Component Name
el-collapse-item

### Description
如果document有监听space和enter键, 这时候就不希望el-collapse-item在按space键和enter键后执行切换. handleEnterClick需要先判断是否开启快捷键选项, 然后再执行this.dispatch('ElCollapse', 'item-click', this);