v4.4

Full Changelog: v4.3...v4.4

What's Changed

• Add script to mass-delete old medias | refs #36135 by @thomas-mckay in #26
• Better mass delete old media script | refs #36135 by @thomas-mckay in #27
• Add fix_invalid_speakers script | refs #39299 by @thomas-mckay in #28
• Update csv_media_generate.py by @thomas-mckay in #29
• Add get_catalog method | refs #39554 by @thomas-mckay in #30
• add media transfer script by @fthiery in #32

Full Changelog: v4.3...v4.4