main/udev: fix coldplug triggering

fixes #989

main/udev/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=udev
 pkgver=175
-pkgrel=1
+pkgrel=2
 pkgdesc="The userspace dev tools (udev)"
 url="http://www.kernel.org/pub/linux/utils/kernel/hotplug/udev.html"
 arch="all"
@@ -76,4 +76,4 @@ md5sums="2fc9c1efcbde98e3d73ffee7a77aea47  udev-175.tar.bz2
 c9de7581099cdfdcd105666cd98a0f0a  write_root_link_rule
 884d7faaaa149a323b14e907ea1934f4  udev-mount.initd
 e99c87e62e7cb5acc4c55bf065944a11  udev-postmount.initd
-a2deccd61391c71693c0217a0e6dd861  udev.initd"
+c11fb3517a567db9994d5f9dbc88ecae  udev.initd"

main/udev/udev.initd

@@ -87,7 +87,8 @@ populate_dev()
 	ebegin "Populating /dev with existing devices through uevents"
 	udevadm control --property=STARTUP=1
 	if yesno "${rc_coldplug}"; then
-		udevadm trigger --action="add"
+		udevadm trigger --action="add" --type="subsystems"
+		udevadm trigger --action="add" --type="devices"
 	else
 		# Do not run any init-scripts, Bug #206518
 		udevadm control --property=do_not_run_plug_service=1