Parcelize: Improve testing infrarstructure

- Support newer android versions
- Allow testing against Java files using android APIs
- Update test expectations
- Auto-generate ParcelBoxTests
- Create tests for the JVM IR backend

plugins/android-extensions/android-extensions-compiler/testData/parcel/box/customSimple.kt

@@ -1,3 +1,6 @@
+// IGNORE_BACKEND: JVM
+// See KT-38105
+// Throws IllegalAccessError, since the code tries to access the private companion field directly from the generated User$Creator class.
 // WITH_RUNTIME
 
 @file:JvmName("TestKt")
@@ -31,4 +34,4 @@ fun box() = parcelTest { parcel ->
     assert(user.firstName == user2.firstName)
     assert(user.secondName == user2.secondName)
     assert(user2.age == 0)
-}
+}