app-emacs/buttercup: drop old 1.37

Signed-off-by: Maciej Barć <xgqt@gentoo.org>

app-emacs/buttercup/Manifest

@@ -1,2 +1 @@
-DIST buttercup-1.37.gh.tar.gz 95022 BLAKE2B 2b3ca9e0da4749b30f98f06cd0b75a9ebce93e780d5451c500d1a4a2a042534f3bdc60249402e41dc9c8641b006ee482f4c5d79fe07d7e58c644c964af4b5f08 SHA512 97db746d3a3b0d1fc63e8ba92079ef40901359a2ec9206e3c75b6b3b31464191724a9f2dee3bc8cb4b3147b5c41269ee563194f89954e16c261423dcf66c21dd
 DIST buttercup-1.38.gh.tar.gz 95260 BLAKE2B 1973f47741496c450e3535c8c35229288bd3a5d7643b3a178161e13522d2ee5eeadafa3aa010eeb0835c2c0b5179f77ee718946ed7d2094ee077bada374d10e5 SHA512 fbce8628ed5a7a6cb04bbf95229c09093e72559ea47b9c2d7706f2f3f73643e391e2b7d6b66bcf15c866e82de0d322fa5f13f67f0ddb778b369b3b0021ab5eb4

app-emacs/buttercup/buttercup-1.37.ebuild

@@ -1,38 +0,0 @@
-# Copyright 2022-2025 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-inherit elisp edo
-
-DESCRIPTION="Behaviour-driven Elisp testing"
-HOMEPAGE="https://github.com/jorgenschaefer/emacs-buttercup"
-
-if [[ "${PV}" == *9999* ]] ; then
-	inherit git-r3
-
-	EGIT_REPO_URI="https://github.com/jorgenschaefer/emacs-${PN}.git"
-else
-	SRC_URI="https://github.com/jorgenschaefer/emacs-${PN}/archive/v${PV}.tar.gz
-		-> ${P}.gh.tar.gz"
-	S="${WORKDIR}/emacs-${P}"
-
-	KEYWORDS="~alpha amd64 ~arm arm64 ~loong ppc ~ppc64 ~riscv ~sparc x86"
-fi
-
-LICENSE="GPL-3+"
-SLOT="0"
-
-DOCS=( docs/{running,writing}-tests.md  )
-SITEFILE="50${PN}-gentoo.el"
-
-src_test() {
-	edo ${EMACS} ${EMACSFLAGS} -L . -l buttercup -f buttercup-run-discover
-}
-
-src_install() {
-	elisp_src_install
-
-	exeinto /usr/bin
-	doexe "bin/${PN}"
-}