Promote pr6468.compilers.reference yet again

testsuite/tests/tool-toplevel/pr6468.compilers.reference

@@ -8,19 +8,19 @@ Warning 21 [nonreturning-statement]: this statement never returns (or has an uns
 val g : unit -> int = <fun>
 Exception: Not_found.
 Raised at Stdlib__Map.Make.find in file "map.ml", line 146, characters 10-25
-Called from Env.find_type_data in file "typing/env.ml", line 1304, characters 8-48
+Called from Env.find_type_data in file "typing/env.ml", line 1305, characters 8-48
 Re-raised at Ident.find_same in file "typing/ident.ml", line 307, characters 6-21
 Called from Env.IdTbl.find_same_without_locks in file "typing/env.ml", line 432, characters 10-40
 Re-raised at Stdlib__Map.Make.find in file "map.ml", line 146, characters 10-25
-Called from Env.find_type_data in file "typing/env.ml", line 1304, characters 8-48
+Called from Env.find_type_data in file "typing/env.ml", line 1305, characters 8-48
 Re-raised at Ident.find_same in file "typing/ident.ml", line 307, characters 6-21
 Called from Env.IdTbl.find_same_without_locks in file "typing/env.ml", line 432, characters 10-40
 Re-raised at Stdlib__Map.Make.find in file "map.ml", line 146, characters 10-25
-Called from Env.find_type_data in file "typing/env.ml", line 1304, characters 8-48
+Called from Env.find_type_data in file "typing/env.ml", line 1305, characters 8-48
 Re-raised at Ident.find_same in file "typing/ident.ml", line 307, characters 6-21
 Called from Env.IdTbl.find_same_without_locks in file "typing/env.ml", line 432, characters 10-40
 Re-raised at Ident.find_same in file "typing/ident.ml", line 307, characters 6-21
-Called from Translmod.toplevel_name in file "lambda/translmod.ml", line 1723, characters 6-40
+Called from Translmod.toplevel_name in file "lambda/translmod.ml", line 1729, characters 6-40
 Re-raised at Stdlib__Hashtbl.find in file "hashtbl.ml", line 547, characters 13-28
 Called from Simplif.simplify_lets.simplif in file "lambda/simplif.ml", line 571, characters 8-28
 Re-raised at f in file "//toplevel//", line 2, characters 11-26