BA-2205 fix snack message

Author: tsl-ps2

packages/components/modules/messages/MessagesList/MessagesGroup/UserMessage/MessageItem/index.tsx

@@ -54,7 +54,7 @@ const MessageItem: FC<MessageItemProps> = ({ messageRef, isFirstGroupedMessage }
           label: 'Copy',
           onClick: () => {
             navigator.clipboard.writeText(message?.content || '')
-            sendSnack('Copied to clipboard', { type: 'info' })
+            sendSnack('Message copied to clipboard.', { type: 'info' })
           },
           hasPermission: true,
         },