Refactor inline properties tests

jps-plugin/testData/incremental/pureKotlin/inlinePropertyInClass/inline.kt

@@ -0,0 +1,11 @@
+package inline
+
+class A {
+    var z = 0
+
+    inline var f: Int
+        get() = z
+        set(p: Int) {
+            z = p
+        }
+}