update_distfiles: remove old .boto file check
update_distfiles: remove old .boto file check

The config may be located other places these days.

marineam/coreos-scripts,mjg59/scripts,mjg59/scripts,marineam/coreos-scripts,marineam/coreos-scripts,coreos/scripts,smilart/scripts,coreos/scripts,smilart/scripts,glevand/coreos--scripts,smilart/scripts,glevand/coreos--scripts,mjg59/scripts