[embedded] Mark test/embedded/without-actually-escaping.swift as REQUIRES: swift_test_mode_optimize_none

Author: kubamracek

test/embedded/without-actually-escaping.swift

@@ -6,6 +6,7 @@
 
 // REQUIRES: swift_in_compiler
 // REQUIRES: executable_test
+// REQUIRES: swift_test_mode_optimize_none
 // REQUIRES: swift_feature_Embedded
 
 var sink: ()->() = {}