fix(sqlite): bump SCHEMA_VERSION to 3 for the new surface columns

packages/session-persistence/session-persistence-sqlite/src/schema.ts

@@ -15,7 +15,7 @@ import type { SessionEvent, SessionId, SessionHeader, SurfaceOp } from '@deepsee
  * layout; orthogonal to a session's own `version` (which versions the EVENT
  * vocabulary, stored per session in the `sessions` row).
  */
-export const SCHEMA_VERSION = 2
+export const SCHEMA_VERSION = 3
 
 /**
  * A row of the `sessions` table — the out-of-log metadata ({@link SessionHeader}).