net-print/hpuld: fix absolute symlinks into image dir

- Upstream install.sh embeds ${D} into symlink targets; strip it.
- Bump 1.00.39.15.00.23 to -r2.

Closes: https://bugs.gentoo.org/945529
Signed-off-by: Huang Rui <vowstar@gmail.com>

net-print/hpuld/hpuld-1.00.39.15.00.23-r2.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI="8"
@@ -87,6 +87,14 @@ src_install() {
 	else
 		sh ./install-printer.sh || die
 	fi
+
+	# upstream install.sh embeds ${D} into symlink targets; strip it.
+	local link target
+	while IFS= read -r -d '' link; do
+		target="$(readlink "${link}")"
+		[[ "${target}" == "${D}"* ]] || continue
+		ln -sfn "${target#${D}}" "${link}" || die
+	done < <(find "${D}" -type l -print0)
 }
 
 pkg_postinst() {