Iterate Intention: Add support of destructuring declarations

idea/testData/intentions/iterateExpression/collectionIteratorWithComponents.kt.after

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+class Foo(val id: Int, val name: String)
+
+operator fun Foo.component1() = id
+operator fun Foo.component2() = name
+operator fun Foo.component3() = "$name: $id"
+
+fun test() {
+    for ((i, s, s1) in listOf(Foo(123, "def"), Foo(456, "abc"))) {
+        <caret>
+    }
+}