chore(analytics): Migrate Analytics Gradle to declarative plugin blocks

packages/analytics/amplify_analytics_pinpoint/android/build.gradle

@@ -1,19 +1,6 @@
 group 'com.amazonaws.amplify.amplify_analytics_pinpoint'
 version '1.0-SNAPSHOT'
 
-buildscript {
-    ext.kotlin_version = '1.9.10'
-    repositories {
-        google()
-        mavenCentral()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.0'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
-}
-
 rootProject.allprojects {
     repositories {
         google()
@@ -47,7 +34,3 @@ android {
     namespace 'com.amazonaws.amplify.amplify_analytics_pinpoint'
 }
 
-dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-}
-

packages/analytics/amplify_analytics_pinpoint/android/settings.gradle

@@ -1 +1,29 @@
-rootProject.name = 'amplify_analytics_pinpoint'
+pluginManagement {
+    def flutterSdkPath = {
+        def properties = new Properties()
+        file("local.properties").withInputStream { properties.load(it) }
+        def flutterSdkPath = properties.getProperty("flutter.sdk")
+        assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+        return flutterSdkPath
+    }()
+
+    includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
+
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+
+plugins {
+    id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+    id "com.android.application" version "8.1.0" apply false
+    id "org.jetbrains.kotlin.android" version "1.9.10" apply false
+}
+
+dependencies {
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+}
+
+include ":app"