Install this version:
emerge -a =app-vim/languagetool-1.30
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =app-vim/languagetool-1.30
Or alternatively:
emerge --autounmask-write -a =app-vim/languagetool-1.30
# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit vim-plugin
MY_PN="LanguageTool"
DESCRIPTION="grammar checker for various languages"
HOMEPAGE="https://www.vim.org/scripts/script.php?script_id=3223"
LICENSE="vim"
KEYWORDS="~amd64 ~arm64"
VIM_PLUGIN_HELPFILES="${MY_PN}"
RDEPEND="app-text/languagetool"
PATCHES=( "${FILESDIR}"/${PN}-1.29-script.patch )