Translate Segment destination config into PostHog hog-function config

Translate Segment destination config into PostHog hog-function config: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). We're starting to import Segment (https://segment.com) action destinations into PostHog's CDP. Segment describes what to send using two pieces of…