Create from Usage: Do not add bodies to expect class members

#KT-21122 Fixed

idea/testData/multiModuleQuickFix/createValInExpectClass/header/header.kt

@@ -0,0 +1,12 @@
+// "Create member property 'Foo.foo'" "true"
+// ERROR: Unresolved reference: foo
+
+expect class Foo
+
+fun test(f: Foo) {
+    takeInt(f.<caret>foo)
+}
+
+fun takeInt(n: Int) {
+
+}