[BE_ARCHS] Don't build textproc/hfst

Hi,

> http://build-failures.rhaalovely.net/mips64/2020-04-11/textproc/apertium-dicts/crh.log
> http://build-failures.rhaalovely.net/mips64/2020-04-11/textproc/apertium-dicts/tur.log
> http://build-failures.rhaalovely.net/powerpc/2020-04-09/textproc/apertium-dicts/crh.log
> http://build-failures.rhaalovely.net/powerpc/2020-04-09/textproc/apertium-dicts/tur.log

hfst does not work on big-endian archs [0], so i'm proposing to not
build it there.

OK?

Charlène.


[0] https://github.com/hfst/hfst/issues/328


Index: Makefile
===================================================================
RCS file: /cvs/ports/textproc/hfst/Makefile,v
retrieving revision 1.3
diff -u -p -u -p -r1.3 Makefile
--- Makefile 12 Jul 2019 20:49:58 -0000 1.3
+++ Makefile 25 May 2020 08:24:29 -0000
@@ -1,5 +1,8 @@
# $OpenBSD: Makefile,v 1.3 2019/07/12 20:49:58 sthen Exp $

+# see https://github.com/hfst/hfst/issues/328
+NOT_FOR_ARCHS = ${BE_ARCHS}
+
COMMENT = Helsinki finite state transducer

V = 3.15.0