fix(native-chat): pass the @-mention file props in the composer resume test (#26097)

#25835 kept the onAcceptMention prop that #26017 replaced with
onChooseMentionFile and mentionFiles, so the web typecheck fails on main.

src/renderer/src/components/native-chat/native-chat-composer-field-resume.test.tsx

@@ -35,7 +35,7 @@ vi.mock('./NativeChatSessionOptionPickers', () => ({
 }))
 
 vi.mock('./NativeChatAutocompleteMenus', () => ({
-  NativeChatMentionHint: () => null,
+  NativeChatMentionMenu: () => null,
   NativeChatPickerMenu: () => null
 }))
 
@@ -97,7 +97,8 @@ function TestField({
       pickerListboxId="picker"
       onChoosePickerItem={vi.fn()}
       onRetrySkills={vi.fn()}
-      onAcceptMention={vi.fn()}
+      onChooseMentionFile={vi.fn()}
+      mentionFiles={{ files: [], loading: false, failed: false }}
       onRemoveImageAttachment={vi.fn()}
       onAttach={vi.fn()}
       onDictationToggle={vi.fn()}