python-asn1crypto: drop package

I can't seem to see any package that needs it.
This was added for cryptography, since it was needed up to version 2.7
asn1-crypto doesn't have a user since commit 9d892e3cf8
So, remove it.

Abandoned packaged PR: https://github.com/openwrt/packages-abandoned/pull/23

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

lang/python/python-asn1crypto/Makefile

@@ -1,42 +0,0 @@
-#
-# Copyright (C) 2017 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=python-asn1crypto
-PKG_VERSION:=1.4.0
-PKG_RELEASE:=1
-
-PYPI_NAME:=asn1crypto
-PKG_HASH:=f4f6e119474e58e04a2b1af817eb585b4fd72bdd89b998624712b5c99be7641c
-
-PKG_MAINTAINER:=Alexandru Ardelean <ardeleanalex@gmail.com>
-PKG_LICENSE:=MIT
-PKG_LICENSE_FILES:=LICENSE
-
-include ../pypi.mk
-include $(INCLUDE_DIR)/package.mk
-include ../python3-package.mk
-
-define Package/python3-asn1crypto
-  SECTION:=lang
-  CATEGORY:=Languages
-  SUBMENU:=Python
-  URL:=https://github.com/wbond/asn1crypto
-  TITLE:=Fast pure Python lib for ASN1 structures
-  DEPENDS:=+python3-light
-endef
-
-define Package/python3-asn1crypto/description
-Fast ASN.1 parser and serializer with definitions for
-private keys, public keys, certificates, CRL, OCSP,
-CMS, PKCS#3, PKCS#7, PKCS#8, PKCS#12, PKCS#5, X.509 and TSP
-endef
-
-$(eval $(call Py3Package,python3-asn1crypto))
-$(eval $(call BuildPackage,python3-asn1crypto))
-$(eval $(call BuildPackage,python3-asn1crypto-src))