fix(package): update @ionic-native/camera to version 4.12.2
fix(package): update @ionic-native/camera to version 4.12.2

Closes #277
marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo,marcusasplund/ionic2-camera-demo