dev-cpp/aixlog: drop 9999

Header-only library and develop branch is not being updated, so drop the
live ebuild.
Signed-off-by: Jakov Smolić <jsmolic@gentoo.org>

dev-cpp/aixlog/aixlog-9999.ebuild

@@ -1,28 +0,0 @@
-# Copyright 1999-2020 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=7
-
-inherit cmake
-
-DESCRIPTION="Header-only C++ logging library"
-HOMEPAGE="https://github.com/badaix/aixlog"
-
-if [[ ${PV} == *9999 ]] ; then
-	inherit git-r3
-
-	EGIT_REPO_URI="https://github.com/badaix/aixlog.git"
-	EGIT_BRANCH="develop"
-else
-	SRC_URI="https://github.com/badaix/aixlog/archive/v${PV}.tar.gz -> ${P}.tar.gz"
-	KEYWORDS="~amd64 ~x86"
-fi
-
-LICENSE="MIT"
-SLOT="0"
-
-src_configure() {
-	local mycmakeargs=( -DBUILD_EXAMPLE=OFF )
-
-	cmake_src_configure
-}