Add IPhone X Support

[kuhlebrock]

Description

Check if the device is an iPhoneX and adapt the image names accordingly. Code taken from the cordova-plugin-splashscreen which this plugin is based on. apache/cordova-plugin-splashscreen#146

Related Issue

apache/cordova-plugin-splashscreen#146

Motivation and Context

On an iPhone X the wrong image was selected and stretched. It is now taking the correct image.

How Has This Been Tested?

Tested on emulator and device.

Screenshots (if appropriate):

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.

[lloydmurray]

I look forward to this change.

[kiwi-josh]

Are we able to get this merged?

[thomaswmanion]

Guessing @devgeeks isn't supporting this anymore?