collab: Add `mode` column to `subscription_usage_meters` table (#29603)

This PR adds a `mode` column to the `subscription_usage_meters` table in
the LLM database.

Release Notes:

- N/A
c168fc335cMarshall Bowers committed on 4/29/2025, 2:58:34 PM· committed by GitHubparentb2df395
1 file changedLine totals unavailable