Fix confetty behavior when TERM not set
Fix confetty behavior when TERM not set

Particularly in non-interactive ssh, TERM is not set.
Assume empty string if TERM is not set.

jjohnson42/confluent,whowutwut/confluent,xcat2/confluent,whowutwut/confluent,jjohnson42/confluent,whowutwut/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,whowutwut/confluent,jjohnson42/confluent