Remove deprecated -bs-super-errors option

Author: cknitt

jscomp/bsc/rescript_compiler_main.ml

@@ -340,9 +340,6 @@ let buckle_script_flags : (string * Bsc_args.spec * string) array =
 
     (******************************************************************************)
 
-    "-bs-super-errors", unit_call (fun _ -> ()),
-    "*deprecated* Better error message combined with other tools ";
-
     "-unboxed-types", set Clflags.unboxed_types,
     "*internal* Unannotated unboxable types will be unboxed";