fix get_openskydb so it indeed runs in the background

rootfs/etc/s6-overlay/s6-rc.d/50-get-openskydb/type

@@ -1 +0,0 @@
-oneshot

rootfs/etc/s6-overlay/s6-rc.d/50-get-openskydb/up

@@ -1,2 +0,0 @@
-#!/bin/sh
-exec /etc/s6-overlay/scripts/50-get-openskydb

rootfs/etc/s6-overlay/s6-rc.d/get-openskydb/run

@@ -0,0 +1,2 @@
+#!/bin/sh
+exec /etc/s6-overlay/scripts/get-openskydb

rootfs/etc/s6-overlay/s6-rc.d/get-openskydb/type

@@ -0,0 +1 @@
+longrun

rootfs/etc/s6-overlay/scripts/get-openskydb

@@ -17,7 +17,7 @@ source "/usr/share/planefence/persist/planefence.config"
 
 if chk_disabled "${OPENSKYDB_DOWNLOAD:-enabled}"; then
   "${s6wrap[@]}" echo "OpenSky Database download disabled. Skipping."
-  exit 0
+  stop_service
 fi
 
 # ----------------------------
@@ -69,3 +69,5 @@ else
     ln -sf "/usr/share/planefence/persist/.internal/$savedfile" "/run/OpenSkyDB.csv"
   fi
 fi
+
+stop_service