manually fix Android applicationId

Author: shirakaba

packages/jsi/example/android/app/build.gradle

@@ -79,7 +79,7 @@ android {
 
     namespace "nativescriptjsiexample"
     defaultConfig {
-        applicationId "nativescriptjsiexample"
+        applicationId "org.nativescript.jsiexample"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 1