marker 上的自定义气泡customCallout碰撞不生效。
可复现，collisionRelation改为together同样不生效
updateMarkers(stores: Store[]) {
        const markers = stores.map(store => ({
            id: store.id,
            latitude: store.latitude,
            longitude: store.longitude,
            title: store.name,
            rating: store.rating,
            iconPath: '/images/transparent_pixel.png',
            width: 1,
            height: 1,
            alpha: 1,
            // zIndex: 999,
            anchor: { x: 0.5, y: 0.5 },
            customCallout: {
                display: 'ALWAYS',
                anchorY: 0,
                anchorX: 0,
                collision: 'poi,marker',
                collisionRelation: 'alone'
            }
        }));
        this.setData({ markers });
    },