[test] Add missing REQUIRES for PlaygroundTransform/iuo.swift

hamishknight · hamishknight · commit 33d2ece47c9e · 2024-12-12T11:53:00.000Z
rdar://141328848
diff --git a/test/PlaygroundTransform/iuo.swift b/test/PlaygroundTransform/iuo.swift
@@ -2,6 +2,8 @@
 // RUN: %target-playground-build-run-swift(-swift-version 5 -Xfrontend -playground)
 // RUN: %target-playground-build-run-swift(-swift-version 6 -Xfrontend -playground)
 
+// REQUIRES: executable_test
+
 import PlaygroundSupport
 
 class Layer {
