Unmuted passing tests

compiler/testData/codegen/box/enum/enumWithLambdaParameter.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JVM_IR
 // KT-4423 Enum with function not compiled
 
 enum class Sign(val str: String, val func: (x: Int, y: Int) -> Int){

compiler/testData/codegen/box/enum/kt20651a.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND: JVM_IR
 enum class Foo(
         val x: String,
         val callback: () -> String

compiler/testData/codegen/box/enum/kt20651b.kt

@@ -1,5 +1,3 @@
-// IGNORE_BACKEND: JVM_IR
-
 interface Callback {
     fun invoke(): String
 }