WechatOpenSDK (1.9.9)
日志：
result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]
result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]
result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]
result = WXCheckULStepResult[success: 1, errorInfo: check passed, suggestion: ]
result = WXCheckULStepResult[success: 0, errorInfo: The universal link for WeChat is not in effect., suggestion: You can try uninstalling and reinstalling WeChat.]
解决了：
sceneDelegate中加上了下面代码就可以了
func scene(_ scene: UIScene, continue userActivity: NSUserActivity) {
WXApi.handleOpenUniversalLink(userActivity, delegate: self)
}