Add conflicts to 4.14.1+BER as well

Author: dra27

packages/ocaml-variants/ocaml-variants.4.14.1+BER/opam

@@ -77,4 +77,8 @@ depopts: [
   "ocaml-option-nnp"
   "ocaml-option-nnpchecker"
 ]
+conflicts: [
+  "ocaml-option-32bit"
+  "ocaml-option-bytecode-only"
+]
 available: os != "win32"