iOS app is restarted few times on HMR crash

[DimitarTachev]

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: 5.3.0
• Cross-platform modules: 5.3.0
• iOS Runtime: 5.3.0

Describe the bug

To Reproduce

1. tns create jsApp --js && cd jsApp
2. tns run ios --hmr
3. Crash the app (e.g. edint app.js and require /application instead of tns-core-modules/application)
4. The app will try to start 5 times before the livesync process stop.

Expected behavior
The app should try to start 2 times (1 for the HMR sync and 1 for the HMR crash fallback)