KT-2566 fix - accessors naming

compiler/testData/codegen/regressions/kt2566.kt

@@ -0,0 +1,15 @@
+open class A {
+    open fun foo() = "OK"
+}
+
+open class B : A() {
+    override fun foo() = super.foo()
+}
+
+trait I
+
+class C : I, B() {
+    override fun foo() = super<B>.foo()
+}
+
+fun box() = C().foo()

compiler/testData/codegen/regressions/kt2566_2.kt

@@ -0,0 +1,17 @@
+open class A {
+    open val foo: String = "OK"
+}
+
+open class B : A() {
+    class E {
+        val foo: String = super<A>@B.foo
+    }
+}
+
+class C : B() {
+    class D {
+        val foo: String = super<B>@C.foo
+    }
+}
+
+fun box() = C().foo