chore(samples): update gradle and kotlin versions (#2410)

Author: xsahil03x

.github/workflows/stream_flutter_workflow.yml

@@ -8,6 +8,7 @@ on:
   pull_request:
     paths:
       - 'packages/**'
+      - 'sample_app/**'
       - '.github/workflows/stream_flutter_workflow.yml'
     types:
       - opened

sample_app/android/app/build.gradle

@@ -14,13 +14,13 @@ android {
     ndkVersion "27.0.12077973"
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_11
-        targetCompatibility JavaVersion.VERSION_11
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
         coreLibraryDesugaringEnabled true
     }
 
     kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_11.toString()
+        jvmTarget = JavaVersion.VERSION_17.toString()
     }
 
     defaultConfig {
@@ -60,5 +60,5 @@ flutter {
 }
 
 dependencies {
-    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.0.4'
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.1.5'
 }

sample_app/android/gradle.properties

@@ -1,4 +1,5 @@
 org.gradle.jvmargs=-Xmx4g -XX:+HeapDumpOnOutOfMemoryError -XX:+UseParallelGC -Dlint.nullness.ignore-deprecated=true
-android.enableR8=true
+org.gradle.caching=true
+org.gradle.parallel=true
 android.useAndroidX=true
 android.enableJetifier=true

sample_app/android/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Thu Oct 22 11:03:39 CEST 2020
+#Thu Oct 9 20:41:39 CEST 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip

sample_app/android/settings.gradle

@@ -18,11 +18,11 @@ pluginManagement {
 
 plugins {
     id "dev.flutter.flutter-plugin-loader" version "1.0.0"
-    id "com.android.application" version "8.7.0" apply false
+    id "com.android.application" version "8.12.2" apply false
     // START: FlutterFire Configuration
-    id "com.google.gms.google-services" version "4.3.10" apply false
+    id "com.google.gms.google-services" version "4.4.3" apply false
     // END: FlutterFire Configuration
-    id "org.jetbrains.kotlin.android" version "2.1.0" apply false
+    id "org.jetbrains.kotlin.android" version "2.1.20" apply false
 }
 
 include ":app"