Revert "openntpd: no alias to /etc/sv/ntpd."

This reverts commit eaad88f1b0.

xtraeme explained that it's a bad idea due to various base packages.

srcpkgs/openntpd/template

@@ -1,7 +1,7 @@
 # Template file for 'openntpd'
 pkgname=openntpd
 version=5.9p1
-revision=3
+revision=4
 build_style=gnu-configure
 configure_args="--with-privsep-user=$pkgname --with-cacert=/etc/ssl/certs.pem"
 hostmakedepends="automake libtool"
@@ -19,7 +19,8 @@ provides="ntp-daemon-0_1"
 system_accounts="$pkgname"
 alternatives="
  ntpd:ntpd:/usr/bin/openntpd
- ntpd:ntpd.8:/usr/share/man/man8/openntpd.8"
+ ntpd:ntpd.8:/usr/share/man/man8/openntpd.8
+ ntpd:ntpd:/etc/sv/openntpd"
 
 pre_configure() {
 	autoreconf -fi