fix(launchnavigator): make appSelection accessible (#3594)

Author: NiklasMerz

src/@ionic-native/plugins/launch-navigator/index.ts

@@ -1,5 +1,5 @@
 import { Injectable } from '@angular/core';
-import { Cordova, IonicNativePlugin, Plugin } from '@ionic-native/core';
+import { Cordova, CordovaProperty, IonicNativePlugin, Plugin } from '@ionic-native/core';
 
 export interface PromptsOptions {
   /**
@@ -172,6 +172,11 @@ export interface LaunchNavigatorOptions {
    */
   enableGeolocation?: boolean;
 
+  /**
+   * If true, and input location type(s) doesn't match those required by the app, use geocoding to obtain the address/coords as required. Defaults to true.
+   */
+  enableGeocoding?: boolean;
+
   /**
    * options related to the default native actionsheet picker which enables user to select which navigation app to launch if `app` is not specified.
    */
@@ -297,6 +302,8 @@ export class LaunchNavigator extends IonicNativePlugin {
     BICYCLING: 'bicycling',
     TRANSIT: 'transit',
   };
+
+  @CordovaProperty()
   appSelection: AppSelection;
 
   /**