main/mqtt-exec: fix init script - missing conf.d and command_background

Resolves #15663

main/mqtt-exec/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=mqtt-exec
 pkgver=0.5
-pkgrel=2
+pkgrel=3
 pkgdesc="simple MQTT client that executes a command on messages"
 url="https://github.com/ncopa/mqtt-exec"
 arch="all"
@@ -20,12 +20,13 @@ build() {
 
 package() {
 	install -D mqtt-exec "$pkgdir"/usr/bin/mqtt-exec
-	install -Dm755 "$srcdir"/mqtt-exec.initd \
-		"$pkgdir"/etc/init.d/mqtt-exec
+
+	install -Dm755 "$srcdir"/mqtt-exec.initd "$pkgdir"/etc/init.d/mqtt-exec
+	install -Dm644 "$srcdir"/mqtt-exec.confd "$pkgdir"/etc/conf.d/mqtt-exec
 }
 
 sha512sums="
 55746aabe17d47153c01549a65f0db9278a39dc642e355b8416e905934a3abe233eb0ad763ae8add08bf6c3ad8ccaa97e9bac4372c8af6fea522f6670378acd7  mqtt-exec-0.5.tar.gz
-1e156a06872223cdcf607a3d5ee1f2603c887d83068cc57dddcd7d9e1fc44c2319bbf63befd394cedf7c105fabd2e2e9a493b7c0d7c6c30f5f485dcfa43ea660  mqtt-exec.initd
+a5f918d9d874052211b8610c9686fde0b2641402c9be3aebd347083109d7457946d47dd99ebb4b765fddc264651a3182ed816a082add262d11c1a0157089ab60  mqtt-exec.initd
 f402e7a44d69a8fc09aa46a9922a68b21264281d69deeb61bdb8ec842b3f9c1ef8b7d83826997f9722c84f8ab15631dfdc55d9cfc416b3db1613c3ddcd53330e  mqtt-exec.confd
 "

main/mqtt-exec/mqtt-exec.initd

@@ -5,6 +5,7 @@
 : ${mqtt_topics:="git/aports/$git_branch"}
 
 command="/usr/bin/mqtt-exec"
+command_background="yes"
 pidfile="/run/$RC_SVCNAME/mqtt-exec.pid"
 supervise_daemon_args="--stdout /dev/null --stderr /dev/null"