chore: add aibridge data to telemetry (#20449)

- Adds a new table to keep track of which payloads have already been
reported since we only report for the last clock hour
- Adds a query to gather and aggregate all the data by
provider/model/client

Relates to https://github.com/coder/coder-telemetry-server/issues/27

coderd/database/migrations/000390_telemetry_locks.down.sql

@@ -0,0 +1 @@
+DROP TABLE telemetry_locks;