drop the casts the dual-world layer needed

With every producer on the generated lexicons, the branded-string assertions at
these 30 sites are no-ops, and oxlint flags them. Also sorts the imports the
type flip disturbed and prunes the suppressions that no longer occur.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/state/queries/messages/list-join-requests.ts

@@ -1,11 +1,11 @@
 import {useEffect} from 'react'
 import {useInfiniteQuery, useQueryClient} from '@tanstack/react-query'
 
-import * as bsky from '#/types/bsky'
 import {useMessagesEventBus} from '#/state/messages/events'
 import {createQueryKey} from '#/state/queries/util'
 import {useChatClient} from '#/state/session'
 import {chat} from '#/lexicons'
+import * as bsky from '#/types/bsky'
 import {STALE} from '..'
 
 export const JOIN_REQUESTS_THRESHOLD = 20