Migrate interface module to store

src/modules/instance.js

@@ -3,6 +3,7 @@ import { CURRENT_VERSION } from '../services/theme_data/theme_data.service.js'
 import apiService from '../services/api/api.service.js'
 import { instanceDefaultProperties } from './config.js'
 import { langCodeToCldrName, ensureFinalFallback } from '../i18n/languages.js'
+import { useInterfaceStore } from '../stores/interface.js'
 
 const SORTED_EMOJI_GROUP_IDS = [
   'smileys-and-emotion',
@@ -261,7 +262,7 @@ const instance = {
       commit('setInstanceOption', { name, value })
       switch (name) {
         case 'name':
-          dispatch('setPageTitle')
+          useInterfaceStore().setPageTitle()
           break
         case 'shoutAvailable':
           if (value) {