Merge boxWithStdlib testData into box, delete BoxWithStdlib test

compiler/testData/codegen/box/reflection/noReflectAtRuntime/propertyGetSetName.kt

@@ -0,0 +1,16 @@
+// WITH_RUNTIME
+
+import kotlin.reflect.*
+
+data class Box(val value: String)
+
+var pr = Box("first")
+
+fun box(): String {
+    val p = ::pr
+    if (p.get().value != "first") return "Fail value 1: ${p.get()}"
+    if (p.name != "pr") return "Fail name: ${p.name}"
+    p.set(Box("second"))
+    if (p.get().value != "second") return "Fail value 2: ${p.get()}"
+    return "OK"
+}