main/postmarketos-ondev: remove (MR 4801)

Remove it, as we don't build images with this anymore. A new package
will be added for ondev2 when it is ready.

Related: https://postmarketos.org/blog/2023/12/18/v23.12-release/#notable-changes
         "Installation images have been removed."

main/postmarketos-ondev/APKBUILD

-# Maintainer: Oliver Smith <ollieparanoid@postmarketos.org>
-pkgname=postmarketos-ondev
-pkgver=0.8.2
-pkgrel=0
-pkgdesc="Calamares based on-device installer"
-url="https://postmarketos.org"
-# armhf blocked by qt5-qtdeclarative
-# riscv64 blocked by calamares
-arch="all !armhf !riscv64"
-license="GPL-3.0-or-later"
-depends="
-	$pkgname-openrc
-	calamares
-	calamares-extensions-brand-default-mobile
-	calamares-extensions-mod-mobile
-	calamares-mod-mount
-	calamares-mod-shellprocess
-	calamares-mod-unpackfs
-	dbus
-	dbus-openrc
-	e2fsprogs
-	elogind
-	elogind-openrc
-	font-dejavu
-	haveged
-	haveged-openrc
-	i3wm
-	kirigami2
-	losetup
-	mesa-egl
-	qt5-qtvirtualkeyboard
-	qtvirtualkeyboard-plasma
-	tinydm
-	tinydm-openrc
-	unclutter-xfixes
-	util-linux-misc
-	xf86-input-libinput
-	xf86-video-fbdev
-	xorg-server
-	xset
-	"
-subpackages="$pkgname-openrc"
-install="$pkgname.post-install"
-source="https://gitlab.com/postmarketOS/postmarketos-ondev/-/archive/$pkgver/postmarketos-ondev-$pkgver.tar.gz"
-options="!check"  # has no tests
-
-package() {
-	make DESTDIR="$pkgdir" install
-}
-
-sha512sums="
-c112ff28c2bae9cc68cbebc04ddd3dc655bcc65d7ec9e3117728ff1f67893b85619a2042fb667dcc2a3505de97a5cdf4bace6bfeeb9fdff87cdccfd0bafa0848  postmarketos-ondev-0.8.2.tar.gz
-"

main/postmarketos-ondev/postmarketos-ondev.post-install

-#!/bin/sh
-
-rc-update add dbus default
-rc-update add elogind default
-rc-update add haveged default
-rc-update add postmarketos-ondev default
-
-exit 0