uninstall an app and livesync it, you will waiting 30 seconds on splash screen

Environment
Provide version numbers for the following components (information can be retrieved by running tns info in your project folder or by inspecting the package.json of the project):

• CLI: 6.0.3

Describe the bug
If you uninstall or clear app from a device and then make a change, you will wait 30 seconds on a splash screen.

To Reproduce

1. tns run android
2. uninstall or clear an app from a device
3. make a change and you will see splash screen 30 seconds

Expected behavior
app should install without waiting 30 seconds

使用 tns run android 重现该问题，然后检查卸载或清除应用后 CLI 的 Android livesync 和应用安装流程。完成的标准是，修改后的应用能够安装，并且无需等待 30 秒即可离开启动画面。