Avatar menu of chat in sidebar underflows video layout

Signed-off-by: Joas Schilling <coding@schilljs.com>

src/components/MessagesList/MessagesGroup/AuthorAvatar.vue

@@ -25,6 +25,7 @@
 		class="messages__avatar__icon"
 		:user="authorId"
 		:show-user-status="false"
+		menu-position="left"
 		:display-name="displayName" />
 	<div v-else-if="isDeletedUser"
 		class="avatar-32px guest">