Copy: Fix import insertion on declaration copying

#KT-19909 Fixed

idea/testData/refactoring/copy/copyWithImportInsertion/after/bar/Bar.kt

@@ -0,0 +1,3 @@
+package bar
+
+fun Any.bar() {}

idea/testData/refactoring/copy/copyWithImportInsertion/after/foo/Foo.kt

@@ -0,0 +1,12 @@
+package foo
+
+import bar.bar
+
+class Foo {
+    init {
+        42.bar()
+    }
+}
+
+class Baz {
+}

idea/testData/refactoring/copy/copyWithImportInsertion/after/foo/Foo2.kt

@@ -0,0 +1,9 @@
+package foo
+
+import bar.bar
+
+class Foo2 {
+    init {
+        42.bar()
+    }
+}

idea/testData/refactoring/copy/copyWithImportInsertion/before/bar/Bar.kt

@@ -0,0 +1,3 @@
+package bar
+
+fun Any.bar() {}

idea/testData/refactoring/copy/copyWithImportInsertion/before/foo/Foo.kt

@@ -0,0 +1,12 @@
+package foo
+
+import bar.bar
+
+class <caret>Foo {
+    init {
+        42.bar()
+    }
+}
+
+class Baz {
+}

idea/testData/refactoring/copy/copyWithImportInsertion/copyWithImportInsertion.test

@@ -0,0 +1,5 @@
+{
+  "mainFile": "foo/Foo.kt",
+  "targetPackage": "foo",
+  "newName": "Foo2"
+}