Update FunctionImpl hack in Evaluate Expression and test data

Lambdas now have an additional superclass besides FunctionImpl: Lambda, which
should also be changed to inherit from MagicAccessorImpl

idea/testData/debugger/tinyApp/outs/frameClassObject.out

@@ -36,7 +36,8 @@ fun foo(f: () -> Unit) {
 // EXPRESSION: myFun()
 // RESULT: 1: I
  frame    = invoke():16, A$test$1 {frameClassObject}
-   this     = this = {frameClassObject.A$test$1@uniqueID}kotlin.Function0<kotlin.Unit>
+   this     = this = {frameClassObject.A$test$1@uniqueID}kotlin.jvm.functions.Function0<kotlin.Unit>
+     field    = arity: int = 0 (sp = Lambda.!EXT!)
 Disconnected from the target VM, address: '!HOST_NAME!:PORT_NAME!', transport: 'socket'
 
 Process finished with exit code 0