procd: simplify uxc init script

'uxc boot' is inteded to be called multiple times, so there is not need
to guard the first call on boot -- the actual code anyway didn't do
that, so just remove it.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

package/system/procd/files/uxc.init

@@ -6,17 +6,11 @@ NAME=uxc
 PROG=/sbin/uxc
 
 start_service() {
-	[ "${__BOOT_UXC}" = "1" ] || return 0
 	procd_open_instance "uxc"
 	procd_set_param command "$PROG" boot
 	procd_close_instance
 }
 
-boot() {
-	__BOOT_UXC=1
-	start
-}
-
 service_triggers() {
-	procd_add_raw_trigger "mount.add" 3000 /etc/init.d/uxc boot
+	procd_add_raw_trigger "mount.add" 3000 /etc/init.d/uxc start
 }