Change color for unread and mention icons to "unread blue"
Currently the unread and the mention indicator in the chat list use the Suru/QQC2 standard dark blue. I think we should use the unread blue from the message list page.
Currently the unread and the mention indicator in the chat list use the Suru/QQC2 standard dark blue. I think we should use the unread blue from the message list page.