[SDK] Validate and brand the persisted account did (#11387)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

src/screens/Messages/components/ChatDisabled.tsx

@@ -1,6 +1,5 @@
 import {useCallback, useState} from 'react'
 import {type StyleProp, View, type ViewStyle} from 'react-native'
-import {type DidString} from '@atproto/syntax'
 import {Trans, useLingui} from '@lingui/react/macro'
 import {useMutation} from '@tanstack/react-query'
 
@@ -106,8 +105,7 @@ function DialogInner() {
           reasonType: tools.ozone.report.defs.reasonAppeal.value,
           subject: {
             $type: 'com.atproto.admin.defs#repoRef',
-            // the persisted account did is already resolved
-            did: currentAccount.did as DidString,
+            did: currentAccount.did,
           },
           reason: details,
         },

src/screens/Messages/components/MessagesList.tsx

@@ -567,10 +567,6 @@ export function MessagesList({
           if (post) {
             embed = {
               $type: 'app.bsky.embed.record',
-              /*
-               * `getPost` hands back `uri` and `cid` as plain strings rather
-               * than the branded syntax types the lexicon input declares.
-               */
               record: {
                 uri: post.uri,
                 cid: post.cid,