Deprecation: CC, V1, and V2 API Decommission Update

[colin_mckibben]

Just posted the status for /api/account/remove and /api/rule/list.

POST /api/account/remove

There will not be a public replacement available before March 31st.

GET /api/rule/list

There will not be a public replacement available before March 31st. Ticket for reference is IDNARSENAL-20896