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/diagnostics/tests/java8Overrides/overridingMethodOfAnyChain.kt

@@ -0,0 +1,13 @@
+interface IA
+
+interface IB : IA {
+    <!METHOD_OF_ANY_IMPLEMENTED_IN_INTERFACE!>override fun toString(): String = "IB"<!>
+}
+
+interface IC : IB {
+    <!METHOD_OF_ANY_IMPLEMENTED_IN_INTERFACE!>override fun toString(): String = "IC"<!>
+}
+
+interface ID : IC {
+    <!METHOD_OF_ANY_IMPLEMENTED_IN_INTERFACE!>override fun toString(): String = "ID"<!>
+}