Add dev-qt from an older version of the gentoo repo

Qt5 has been removed, we restore it since we still use it.

dev-qt/qtscript/qtscript-5.15.17.ebuild

@@ -0,0 +1,37 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit qt5-build
+
+DESCRIPTION="Application scripting library for the Qt5 framework (deprecated)"
+
+if [[ ${QT5_BUILD_TYPE} == release ]]; then
+	KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~x86"
+fi
+
+IUSE="+jit scripttools"
+
+DEPEND="
+	=dev-qt/qtcore-${QT5_PV}*
+	scripttools? (
+		=dev-qt/qtgui-${QT5_PV}*
+		=dev-qt/qtwidgets-${QT5_PV}*
+	)
+"
+RDEPEND="${DEPEND}"
+
+src_prepare() {
+	qt_use_disable_mod scripttools widgets \
+		src/src.pro
+
+	qt5-build_src_prepare
+}
+
+src_configure() {
+	local myqmakeargs=(
+		JAVASCRIPTCORE_JIT=$(usex jit)
+	)
+	qt5-build_src_configure
+}