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/qtpbfimageplugin/qtpbfimageplugin-5.2.ebuild

@@ -0,0 +1,29 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+MY_PN="QtPBFImagePlugin"
+inherit qmake-utils
+
+DESCRIPTION="Qt image plugin for displaying Mapbox vector tiles"
+HOMEPAGE="https://github.com/tumic0/QtPBFImagePlugin/"
+SRC_URI="https://github.com/tumic0/${MY_PN}/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}"/${MY_PN}-${PV}
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="amd64"
+
+RDEPEND="
+	dev-qt/qtbase:6[gui,opengl]
+	virtual/zlib:=
+"
+
+src_configure() {
+	eqmake6 pbfplugin.pro
+}
+
+src_install() {
+	emake INSTALL_ROOT="${D}" install
+}