Dialog buttons alignment is broken

# Bug Report

## Problem
The dialog button is aligned in the dialog box for android. One button on right and another on left.
Bug Screenshot:

Does this plugin following material design guidelines?
### What is expected to happen?
- Expected the button should have next to each other.

### Environment, Platform, Device

| App Version| Screen Resolution | Installed from |Android Version | Device |
|---|---|---|---|---|
| v1.3.1 | 360*640 | Locally | 7.1.0 | Nokia-6 |

### Version information
Cordova: Cordova Plugins
Other Frameworks: Android Studio

## Checklist

- [x] I searched for existing GitHub issues
- [x] I updated all Cordova tooling to a most recent version
- [x] I included all the necessary information above