Fix false positive 'Introduce import alias' on this/super

idea/testData/intentions/introduceImportAlias/notApplicableSuper.kt

@@ -0,0 +1,10 @@
+// IS_APPLICABLE: false
+open class SuperClass {
+    fun check() {}
+}
+
+class Test : SuperClass() {
+    fun test2() {
+        <caret>super.check()
+    }
+}

idea/testData/intentions/introduceImportAlias/notApplicableThis.kt

@@ -0,0 +1,7 @@
+// IS_APPLICABLE: false
+class Test {
+    fun check() {}
+    fun test2() {
+        <caret>this.check()
+    }
+}