update the AGP version and enable core library in test app to support Java8+ APIs.

PiperOrigin-RevId: 747546396

Author: tensorflower-gardener

lite/examples/image_classification/android_play_services/app/build.gradle

@@ -28,7 +28,7 @@ android {
         // ImageClassificationHelper class uses android.util.Size(), which is
         // available from SDK 21.
         minSdkVersion 21
-        targetSdkVersion 31
+        targetSdkVersion 33
         versionCode 1
         versionName "0.0.1"
 
@@ -44,6 +44,7 @@ android {
     compileOptions {
         sourceCompatibility rootProject.ext.java_version
         targetCompatibility rootProject.ext.java_version
+        coreLibraryDesugaringEnabled true
     }
 
     kotlinOptions {
@@ -117,6 +118,8 @@ dependencies {
     androidTestImplementation 'com.google.truth:truth:1.1.3'
     androidTestImplementation 'com.google.android.gms:play-services-tasks:18.0.1'
 
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.1.3'
+
 }
 
 // Download default models; if you wish to use your own models then

lite/examples/image_classification/android_play_services/app/src/java/AndroidManifest.xml

@@ -20,5 +20,5 @@
     -->
     <uses-sdk
         android:minSdkVersion="21"
-        android:targetSdkVersion="31" />
+        android:targetSdkVersion="33" />
 </manifest>

lite/examples/image_classification/android_play_services/app/src/kotlin/AndroidManifest.xml

@@ -20,5 +20,5 @@
     -->
     <uses-sdk
         android:minSdkVersion="21"
-        android:targetSdkVersion="31" />
+        android:targetSdkVersion="33" />
 </manifest>

lite/examples/image_classification/android_play_services/app/src/main/AndroidManifest.xml

@@ -20,7 +20,7 @@
     -->
     <uses-sdk
         android:minSdkVersion="21"
-        android:targetSdkVersion="31" />
+        android:targetSdkVersion="33" />
     <!-- Declare features -->
     <uses-feature android:name="android.hardware.camera" />
 

lite/examples/image_classification/android_play_services/build.gradle

@@ -18,7 +18,7 @@ buildscript {
 
     ext {
         // Top-level variables used for versioning
-        ext.kotlin_version = '1.8.20'
+        ext.kotlin_version = '2.1.0'
         ext.java_version = JavaVersion.VERSION_1_8
     }
 
@@ -28,7 +28,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.1'
+        classpath 'com.android.tools.build:gradle:8.2.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'com.diffplug.spotless:spotless-plugin-gradle:5.11.1'
         classpath 'de.undercouch:gradle-download-task:5.5.0'