ファビコンが保存されないのを修正 (#4500)

* Fix ファビコン保存されない

* Fix meta

src/client/app/admin/views/instance.vue

@@ -270,7 +270,7 @@ export default Vue.extend({
 				mascotImageUrl: this.mascotImageUrl,
 				bannerUrl: this.bannerUrl,
 				errorImageUrl: this.errorImageUrl,
-				iconImageUrl: this.iconImageUrl,
+				iconUrl: this.iconUrl,
 				name: this.name,
 				description: this.description,
 				langs: this.languages.split(' '),

src/server/api/endpoints/meta.ts

@@ -116,6 +116,7 @@ export default define(meta, async (ps, me) => {
 		mascotImageUrl: instance.mascotImageUrl,
 		bannerUrl: instance.bannerUrl,
 		errorImageUrl: instance.errorImageUrl,
+		iconUrl: instance.iconUrl,
 		maxNoteTextLength: instance.maxNoteTextLength,
 		emojis: emojis,
 		enableEmail: instance.enableEmail,