Merge pull request #70714 from rintaro/ide-completion-embedded-limit

[Tests] IDE/complete_embedded.swift supports only macOS and Linux

Author: kavon

test/IDE/complete_embedded.swift

@@ -1,5 +1,6 @@
 // REQUIRES: asserts
 // REQUIRES: swift_in_compiler
+// REQUIRES: OS=macosx || OS=linux-gnu
 // RUN: %batch-code-completion -enable-experimental-feature Embedded
 
 func test() {