catalog-2023.12.20.22.19.13

New Features

• Add DAG for ccMixter (#3479) by @dhruvkb
• Add DAG for creating staging indices (#3232) by @stacimc

Improvements

• Add external dag sensor utilities (#3482) by @stacimc
• Unify DAG creation/database cleaning fixtures for testing (#3361) by @ngken0995
• Fix path to test resources (#3476) by @dhruvkb
• Add Internet Archive Book Images subprovider (#3441) by @stacimc
• Update sample data to remove invalid licenses (#3478) by @stacimc

Internal Improvements

• Update dependency apache-airflow to v2.7.3 [SECURITY] (#3535) by @openverse-bot
• Revert "Remove mysql from apt repository sources for catalog due to expired key (#3527)" (#3536) by @AetherUnbound
• Rename catalog requirements files to match Renovate pattern (#3521) by @AetherUnbound
• Add Jamendo's audiodownload_allowed field to metadata (#3524) by @stacimc
• Unify DAG creation/database cleaning fixtures for testing (#3361) by @ngken0995
• Remove mysql from apt repository sources for catalog due to expired key (#3527) by @AetherUnbound
• Update catalog pgcli version to 4.0.1 (#3522) by @AetherUnbound
• Fix path to test resources (#3476) by @dhruvkb

Bug Fixes

• Handle multiple leading zeros in ccMixter's JSON response (#3551) by @dhruvkb
• Remove stray commas in the codebase (#3545) by @dhruvkb
• Revert "Remove mysql from apt repository sources for catalog due to expired key (#3527)" (#3536) by @AetherUnbound
• Remove outdated pre-monorepo info from README.md (#3529) by @lucasferrazlima
• Rename catalog requirements files to match Renovate pattern (#3521) by @AetherUnbound
• Remove mysql from apt repository sources for catalog due to expired key (#3527) by @AetherUnbound
• Update catalog pgcli version to 4.0.1 (#3522) by @AetherUnbound
• Extend Europeana timeout to 1 week (#3453) by @stacimc
• Encode spaces in urls for SMK (#3439) by @stacimc
• Fix incorrectly parsed license url by-nc-nd for Flickr (#3440) by @stacimc