Java 8 rules for method overrides:

- report errors on implementing methods of Any in interfaces
- update testData

~~~

Java 8 override restrictions: interface can't implement a method of 'Any'
- update compiler sources

compiler/testData/codegen/box/super/unqualifiedSuperWithMethodsOfAny.kt

@@ -8,10 +8,6 @@ interface IWithToString {
     override fun toString(): String
 }
 
-interface IWithDefaultToString {
-    override fun toString(): String = "I"
-}
-
 class C1 : ClassWithToString(), ISomething {
     override fun toString(): String = super.toString()
 }
@@ -20,15 +16,10 @@ class C2 : ClassWithToString(), IWithToString, ISomething  {
     override fun toString(): String = super.toString()
 }
 
-class C3 : IWithDefaultToString, ISomething  {
-    override fun toString(): String = super.toString()
-}
-
 fun box(): String {
     return when {
         C1().toString() != "C" -> "Failed #1"
         C2().toString() != "C" -> "Failed #2"
-        C3().toString() != "I" -> "Failed #3"
         else -> "OK"
     }
 }