[dev-context] CGModules update: PocketDiary version 2.4 published.

Willi Egger submitted an update to the PocketDiary package. Version number: 2.4 License type: Public Domain Wants to be in ConTeXt distribution: no Wants to be synced with CTAN: yes Summary description: PocketDiary, a personal organiser Announcement text: ---------------------------------------------------------------------- Inconsistent build of January. -- Fixed and tested for the years 2020 until 2040. ----------------------------------------------------------------------