migrate-to-run: do not require a reboot

The script that migrates the @libexecdir@/rc/init.d directory to
/run/openrc should not require a reboot.

Reported-by: chainsaw@gentoo.org

sh/init.sh.Linux.in

@@ -51,6 +51,10 @@ if [ ! -d /run ]; then
 	fi
 fi
 
+if [ -L /run/openrc ]; then
+	rm /run/openrc
+fi
+
 if [ "$sys" = VSERVER ]; then
 	rm -rf /run/*
 elif ! mountinfo -q /run; then
@@ -84,5 +88,9 @@ if [ -e "$RC_LIBEXECDIR"/cache/deptree ]; then
 	cp -p "$RC_LIBEXECDIR"/cache/* "$RC_SVCDIR" 2>/dev/null
 fi
 
+if [ -e "$RC_LIBEXECDIR"/init.d ]; then
+	rm -rf "$RC_LIBEXECDIR"/init.d
+fi
+
 echo sysinit >"$RC_SVCDIR"/softlevel
 exit 0