gluon-luci-admin: reboot.html, remove refresh

Don't refresh the reboot page after rebooting the node. It's not going
back to configmode anyway so it'll never reload without user
intervention.

package/gluon-luci-admin/files/usr/lib/lua/luci/view/admin/reboot.htm

@@ -27,6 +27,5 @@ if not reboot then
 <p><a href="<%=REQUEST_URI%>?reboot=1"><%:Perform reboot%></a></p>
 <%- else -%>
 <p><%:Please wait: Device rebooting...%></p>
-<script type="text/javascript">setTimeout("location='<%=controller%>'", 60000)</script>
 <%- end -%>
 <%+footer%>
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