Remove enums inheriting from enums from test data.

compiler/testData/diagnostics/tests/declarationChecks/kt1193.kt

@@ -5,8 +5,4 @@ package kt1193
 open enum class MyEnum(val i: Int) {
     A : MyEnum(12)
     <!ENUM_ENTRY_SHOULD_BE_INITIALIZED!>B<!>  //no error
-}
-
-enum class MyChildEnum(i: Int, val s: String) : MyEnum(i) {
-    C : <!ENUM_ENTRY_ILLEGAL_TYPE!>MyEnum<!>(3)
 }