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

[Debian testing autoremoval watch]

ruby-arbre 1.4.0-2 is marked for autoremoval from testing on 2022-12-06

It (build-)depends on packages with these RC bugs:
1022326: ruby-combustion: FTBFS: ERROR: Test "ruby3.1" failed.  Bundler::GemNotFound: Could not find gem 'mysql2' in locally installed gems.
 https://bugs.debian.org/1022326



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