devel/py-asn1: Fix version numbers going backwards

Although this is a new port but there was an entry in the MOVED file
from 2015 when devel/py-asn1 was moved to devel/py-pyasn1 to match the
upstreaming rename. This entry from MOVED was not removed while adding
the new port.

Reported by:	eugen
Approved by:	portmgr (just-fix-it)

MOVED

@@ -7775,7 +7775,6 @@ devel/py-experimental.cssselect||2015-11-15|The only consumer of this port switc
 databases/mariadb-client||2015-11-18|Vulnerable, no updates expected, use mariadb55 or mariadb100 instead
 databases/mariadb-server||2015-11-18|Vulnerable, no updates expected, use mariadb55 or mariadb100 instead
 databases/mariadb-scripts||2015-11-18|Vulnerable, no updates expected, use mariadb55 or mariadb100 instead
-devel/py-asn1|devel/py-pyasn1|2015-11-18|Renamed to match upstream naming
 devel/py-pytz3|devel/py3-pytz|2015-11-19|Port Renamed
 devel/ocaml-typeconv|devel/ocaml-type_conv|2015-11-20|Renamed to match upstream naming
 www/py3-aiohttp|www/py-aiohttp|2015-11-21|Duplicate port

devel/py-asn1/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	asn1
 PORTVERSION=	2.7.0
+PORTEPOCH=	1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}