Create From Usage: Place generated declarations next to original element container if they have common parent

#KT-6687 Fixed

idea/testData/quickfix/createFromUsage/createClass/callExpression/afterCallWithThisReceiverInClass.kt

@@ -1,9 +1,9 @@
 // "Create class 'Foo'" "true"
 
 class A<T>(val n: T) {
+    fun test() = this.Foo(2, "2")
+
     inner class Foo(i: Int, s: String) {
 
     }
-
-    fun test() = this.Foo(2, "2")
 }

idea/testData/quickfix/createFromUsage/createClass/callExpression/afterCallWithThisReceiverInNestedClass1.kt

@@ -2,10 +2,10 @@
 
 class A<T>(val n: T) {
     inner class B<U>(val m: U) {
+        fun test() = this.Foo(2, "2")
+
         inner class Foo(i: Int, s: String) {
 
         }
-
-        fun test() = this.Foo(2, "2")
     }
 }

idea/testData/quickfix/createFromUsage/createClass/callExpression/afterCallWithThisReceiverInNestedClass2.kt

@@ -1,11 +1,11 @@
 // "Create class 'Foo'" "true"
 
 class A<T>(val n: T) {
-    inner class Foo(i: Int, s: String) {
-
-    }
-
     inner class B<U>(val m: U) {
         fun test() = this@A.Foo(2, "2")
     }
+
+    inner class Foo(i: Int, s: String) {
+
+    }
 }