misc/crush: Update to 0.84.0

Changelog:

• https://github.com/charmbracelet/crush/releases/tag/v0.82.0
• https://github.com/charmbracelet/crush/releases/tag/v0.83.0
• https://github.com/charmbracelet/crush/releases/tag/v0.84.0

Reported by: GitHub (watch releases)