fix(android): add Kotlin 2.0 compose compiler plugin support

- Add kotlinMajor version check
- Conditionally apply compose-compiler plugin for Kotlin >= 2.0
- Matches stripe-react-native pattern exactly

Author: programmeraditya

packages/stripe_android/android/build.gradle

@@ -6,6 +6,8 @@ buildscript {
     ext.stripe_version = '21.26.+'
     ext.compose_version = '1.5.1'
 
+    def kotlinMajor = kotlin_version.tokenize('\\.')[0].toInteger()
+
     repositories {
         google()
         mavenCentral()
@@ -14,6 +16,10 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:8.1.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        // only use compose-compiler plugin when Kotlin >= 2.0
+        if (kotlinMajor >= 2) {
+            classpath "org.jetbrains.kotlin:compose-compiler-gradle-plugin:$kotlin_version"
+        }
     }
 }
 
@@ -24,8 +30,14 @@ rootProject.allprojects {
     }
 }
 
+def kotlinMajor = kotlin_version.tokenize('\\.')[0].toInteger()
+
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
+// Only apply compose plugin if Kotlin >= 2.0
+if (kotlinMajor >= 2) {
+    apply plugin: 'org.jetbrains.kotlin.plugin.compose'
+}
 
 android {
     namespace 'com.flutter.stripe'