feat: media silence (#13842)

* feat: media silence

* fix: lint

* feat: deny creating custom emoji reaction and using custom emoji from media silenced hosts

* chore: メディアサイレンスの説明にカスタム絵文字の話を追加

* Update locales/ja-JP.yml

Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

* chore: update index.d.ts

* docs(changelog): update changelog

---------

Co-authored-by: Sayamame-beans <61457993+Sayamame-beans@users.noreply.github.com>

packages/backend/src/models/Meta.ts

@@ -86,6 +86,11 @@ export class MiMeta {
 	})
 	public silencedHosts: string[];
 
+	@Column('varchar', {
+		length: 1024, array: true, default: '{}',
+	})
+	public mediaSilencedHosts: string[];
+
 	@Column('varchar', {
 		length: 1024,
 		nullable: true,