[DRE-maint] ruby-joiner is marked for autoremoval from testing

[Debian testing autoremoval watch]

ruby-joiner 0.5.0-2 is marked for autoremoval from testing on 2021-11-25

It is affected by these RC bugs:
996302: ruby-joiner: FTBFS with ruby3.0: ERROR: Test "ruby3.0" failed: Failure/Error: require 'bundler/setup'
 https://bugs.debian.org/996302



This mail is generated by:
https://salsa.debian.org/release-team/release-tools/-/blob/master/mailer/mail_autoremovals.pl

Autoremoval data is generated by:
https://salsa.debian.org/qa/udd/-/blob/master/udd/testing_autoremovals_gatherer.pl