Update build.gradle

Author: JoseAlcerreca

BasicSample/app/build.gradle

@@ -23,7 +23,7 @@ apply plugin: 'kotlin-kapt'
 android {
     compileSdkVersion rootProject.compileSdkVersion
     defaultConfig {
-        applicationId "com.example.android.databinding.twowaysample"
+        applicationId "com.example.android.databinding.basicsample"
         minSdkVersion rootProject.minSdkVersion
         targetSdkVersion rootProject.targetSdkVersion
         versionCode 1