dev-python/xonsh: Remove last-rited pkg

Closes: https://bugs.gentoo.org/694280
Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/xonsh/Manifest

@@ -1 +0,0 @@
-DIST xonsh-0.4.7.tar.gz 545249 BLAKE2B e7207274cccbd96a32942dad7e5b0e44c4a053c52a0f4e06bc789d86414d678192ce885e3d2cccf2c4f4d208567a2beb1319ffd01e150b5a1a953cb82ca75598 SHA512 133a493b1245048e4b8a51f01f0629283736753a7636d8bb0c123b623122b285fed9ba415972e5f44dbb9a1439a83858da50a9b01ebe6bb11e4e390708e08c9f

dev-python/xonsh/metadata.xml

@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
-<pkgmetadata>
-  <!-- maintainer-needed -->
-  <upstream>
-    <remote-id type="pypi">xonsh</remote-id>
-    <maintainer status="unknown">
-      <email>scopatz@gmail.com</email>
-      <name>Anthony Scopatz</name>
-    </maintainer>
-    <remote-id type="github">scopatz/xonsh</remote-id>
-  </upstream>
-</pkgmetadata>

dev-python/xonsh/xonsh-0.4.7.ebuild

@@ -1,47 +0,0 @@
-# Copyright 1999-2019 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=6
-
-PYTHON_COMPAT=( python3_{5,6} )
-
-inherit distutils-r1 eutils
-
-DESCRIPTION="An exotic, usable shell"
-HOMEPAGE="
-	https://github.com/scopatz/xonsh
-	https://pypi.org/project/xonsh/"
-SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.tar.gz"
-
-LICENSE="BSD"
-SLOT="0"
-KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
-IUSE="test"
-
-RDEPEND="
-	dev-python/ply[${PYTHON_USEDEP}]
-	dev-python/pygments[${PYTHON_USEDEP}]
-"
-DEPEND="${RDEPEND}
-	dev-python/setuptools[${PYTHON_USEDEP}]
-	test? (
-		dev-python/nose[${PYTHON_USEDEP}]
-	)"
-
-python_prepare_all() {
-	sed \
-		-e "/install_jupyter_hook/s:prefix=prefix:prefix=u\"${ED}/usr\":g" \
-		-i setup.py || die
-
-	distutils-r1_python_prepare_all
-}
-
-python_test() {
-	nosetests --verbose || die
-}
-
-pkg_postinst() {
-	elog "Please install"
-	optfeature "Jupyter kernel support" dev-python/jupyter
-	optfeature "Alternative to readline backend" dev-python/prompt_toolkit
-}