upgrade gecko. gradle, deps

apps/weblibre/android/app/build.gradle

@@ -1,7 +1,6 @@
 plugins {
     id "com.android.application"
-    id "kotlin-android"
-    id "org.jetbrains.kotlin.plugin.compose" version "2.3.21"
+    id "org.jetbrains.kotlin.plugin.compose" version "2.4.0"
     // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
     id "dev.flutter.flutter-gradle-plugin"
 }
@@ -28,7 +27,7 @@ def weblibreGoMobileAar = file("../../../../native/go_mobile_runtime/build/webli
 
 android {
     namespace = "eu.weblibre.gecko"
-    compileSdk = 36
+    compileSdk = 37
     ndkVersion = rootProject.ext.ndkVersion
 
     compileOptions {
@@ -36,16 +35,12 @@ android {
         targetCompatibility JavaVersion.VERSION_17
     }
 
-    kotlinOptions {
-        jvmTarget = '17'
-    }
-
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId = "eu.weblibre.gecko"
         // https://api.flutter.dev/flutter/widgets/AndroidView-class.html
         minSdkVersion = 26
-        targetSdk = 36
+        targetSdk = 37
         versionCode = flutterVersionCode.toInteger()
         versionName = flutterVersionName
     }
@@ -134,6 +129,12 @@ android {
     }
 }
 
+kotlin {
+    compilerOptions {
+        jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_17
+    }
+}
+
 flutter {
     source = "../.."
 }