fix: trim /status oauth output

docs/concepts/usage-tracking.md

@@ -11,7 +11,7 @@ read_when:
 - No estimated costs; only the provider-reported windows.
 
 ## Where it shows up
-- `/status` in chats: emoji‑rich status card with session tokens + estimated cost (API key only). When OAuth/token profiles exist, the **OAuth/token status block** includes provider usage headers (when available).
+- `/status` in chats: emoji‑rich status card with session tokens + estimated cost (API key only). Provider usage shows for the **current model provider** when available.
 - `/cost on|off` in chats: toggles per‑response usage lines (OAuth shows tokens only).
 - CLI: `clawdbot status --usage` prints a full per-provider breakdown.
 - CLI: `clawdbot channels list` prints the same usage snapshot alongside provider config (use `--no-usage` to skip).