KT-8968 Special completion after "super."

#KT-8968 Fixed

idea/idea-completion/testData/smart/SuperMembers2.kt

@@ -0,0 +1,16 @@
+open class B {
+    open fun foo(p1: Int, p2: String): Int = 0
+    open fun bar(p1: Int, p2: String): Int = 0
+}
+
+class C : B() {
+    override fun foo(p1: Int, p2: String): Int {
+        return super.<caret>
+    }
+}
+
+// EXIST: { lookupString: "foo", itemText: "foo", tailText: "(p1, p2)", typeText: "Int", attributes: "bold" }
+// EXIST: { lookupString: "foo", itemText: "foo", tailText: "(p1: Int, p2: String)", typeText: "Int", attributes: "bold" }
+// EXIST: { lookupString: "bar", itemText: "bar", tailText: "(p1: Int, p2: String)", typeText: "Int", attributes: "bold" }
+// EXIST: hashCode
+// NOTHING_ELSE