Correct completion after "super."

#KT-8406 Fixed

idea/idea-completion/testData/smart/SuperMembers.kt

@@ -0,0 +1,37 @@
+import java.io.File
+
+interface I {
+    fun abstractFun(): Int
+    val abstractVal: Int
+    fun nonAbstractFun(): Int = 0
+}
+
+fun I.extOnI(): Int = 0
+val File.extOnFile: Int get() = 1
+
+open class Base : File("") {
+    open fun fromBase1(): Any = 1
+    open fun fromBase2(): Int = 1
+}
+
+abstract class A : Base(), I {
+    override fun abstractFun(): Int {
+        return super.<caret>
+    }
+
+    override fun fromBase1(): Int = 0
+}
+
+// ABSENT: abstractFun
+// ABSENT: abstractVal
+// EXIST: { itemText: "nonAbstractFun", attributes: "bold" }
+// EXIST: { itemText: "hashCode", attributes: "" }
+// EXIST: { itemText: "compareTo", attributes: "" }
+
+// ABSENT: fromBase1
+// EXIST: { itemText: "fromBase2", attributes: "bold" }
+
+// ABSENT: extOnI
+// ABSENT: extOnFile
+
+// NOTHING_ELSE