dev.ukanth.ufirewall: Re-enable auto updates
dev.ukanth.ufirewall: Re-enable auto updates

Based on the comment in the metadata file, it looks like they were
disabled due to problems building native iptables binaries.  Now that the
build procedure has been nailed down, it should be safe to auto-update to
v1.2.8+.

f-droid/fdroiddata,f-droid/fdroiddata,f-droid/fdroid-data