Create Class from Usage: Filter out usages in super type entry list

#KT-22918 Fixed

idea/testData/quickfix/createFromUsage/createClass/delegationSpecifier/createSuperclassInsideSubclass.kt

@@ -0,0 +1,7 @@
+// "Create class 'A'" "true"
+package p
+
+// TARGET_PARENT:
+class Foo: <caret>A() {
+
+}

idea/testData/quickfix/createFromUsage/createClass/delegationSpecifier/createSuperclassInsideSubclass.kt.after

@@ -0,0 +1,11 @@
+// "Create class 'A'" "true"
+package p
+
+// TARGET_PARENT:
+class Foo: A() {
+
+}
+
+<caret>open class A {
+
+}