Promote test

testsuite/tests/typing-layouts-unboxed-records/basics_from_unboxed_tuples_tests.ml

@@ -812,13 +812,7 @@ type array_record = #{ i1 : int; i2 : int }
 let _ = [| #{ i1 = 1; i2 = 2 } |]
 [%%expect{|
 type array_record = #{ i1 : int; i2 : int; }
-Line 2, characters 8-33:
-2 | let _ = [| #{ i1 = 1; i2 = 2 } |]
-            ^^^^^^^^^^^^^^^^^^^^^^^^^
-Error: Non-value layout value & value detected as sort for type array_record,
-       but this requires extension layouts_alpha, which is not enabled.
-       If you intended to use this layout, please add this flag to your build file.
-       Otherwise, please report this error to the Jane Street compilers team.
+- : array_record array = [|#{i1 = 1; i2 = 2}|]
 |}]
 
 type array_init_record = #{ i1 : int; i2 : int }