units/systemd-sysctl.service.in: run after load-modules

Modules might or will register new sysctl options.

[zj: This mechanism of adding modules just to reliably set sysctl
attributes is not ideal. Nevertheless, sysctl for dynamically created
attributes is simply broken, and this is the easiest workaround.]

https://bugzilla.redhat.com/show_bug.cgi?id=1022977
https://bugzilla.novell.com/show_bug.cgi?id=725412
(cherry picked from commit 0b73eab7a2)

units/systemd-sysctl.service.in

@@ -11,6 +11,7 @@ Documentation=man:systemd-sysctl.service(8) man:sysctl.d(5)
 DefaultDependencies=no
 Conflicts=shutdown.target
 After=systemd-readahead-collect.service systemd-readahead-replay.service
+After=systemd-modules-load.service
 Before=sysinit.target shutdown.target
 ConditionPathIsReadWrite=/proc/sys/
 ConditionDirectoryNotEmpty=|/lib/sysctl.d