fix(db-sqlite-persistence-core): import generic adapter type in type tests

Avoid the non-generic barrel type resolution seen in CI by importing PersistenceAdapter directly from the persisted module in the schema inference tests.

Made-with: Cursor

Author: samwillis

packages/db-sqlite-persistence-core/tests/persisted.test-d.ts

@@ -2,7 +2,8 @@ import { describe, expectTypeOf, it } from 'vitest'
 import { z } from 'zod'
 import { createCollection } from '@tanstack/db'
 import { persistedCollectionOptions } from '../src'
-import type { PersistedCollectionUtils, PersistenceAdapter } from '../src'
+import type { PersistedCollectionUtils } from '../src'
+import type { PersistenceAdapter } from '../src/persisted'
 import type { SyncConfig, UtilsRecord, WithVirtualProps } from '@tanstack/db'
 
 type OutputWithVirtual<