build(android): configure local notifications

apps/chanora_flutter/android/app/build.gradle.kts

@@ -59,6 +59,7 @@ android {
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
+        isCoreLibraryDesugaringEnabled = true
         sourceCompatibility = JavaVersion.VERSION_17
         targetCompatibility = JavaVersion.VERSION_17
     }
@@ -198,6 +199,7 @@ android {
 // armeabi-v7a, x86_64, x86.  AGP merges these into the APK/AAB.
 dependencies {
     implementation("com.microsoft.onnxruntime:onnxruntime-android:1.26.0")
+    coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.1.4")
 }
 
 flutter {