[FIR2IR] Fix superQualifier in case of composed super type ref

compiler/testData/ir/irText/classes/superCallsComposed.kt

@@ -0,0 +1,19 @@
+open class Base {
+    open fun foo() {}
+
+    open val bar: String = ""
+}
+
+interface BaseI {
+    fun foo()
+    val bar: String
+}
+
+class Derived : Base(), BaseI {
+    override fun foo() {
+        super.foo()
+    }
+
+    override val bar: String
+        get() = super.bar
+}