[Parcelize] Add test for parcelize in multiplatform setting.

This tests that classes in common code can have code generated
for them in android compilations.

plugins/parcelize/parcelize-compiler/testData/box/additionalAnnotationTrigger.kt

@@ -0,0 +1,25 @@
+// TARGET_BACKEND: JVM_IR
+// WITH_STDLIB
+
+@file:JvmName("TestKt")
+package test
+
+import android.os.Parcelable
+import kotlinx.parcelize.*
+
+annotation class TriggerParcelize
+
+@TriggerParcelize
+data class User(val name: String) : Parcelable
+
+fun box() = parcelTest { parcel ->
+    val user = User("John")
+    user.writeToParcel(parcel, 0)
+
+    val bytes = parcel.marshall()
+    parcel.unmarshall(bytes, 0, bytes.size)
+    parcel.setDataPosition(0)
+
+    val user2 = parcelableCreator<User>().createFromParcel(parcel)
+    assert(user == user2)
+}