[ImgBot] Optimize images

*Total -- 18.60kb -> 12.42kb (33.19%) /public/logo-48.png -- 1.77kb -> 1.03kb (41.65%) /public/logo-384.png -- 5.29kb -> 3.21kb (39.31%) /public/logo-192.png -- 2.93kb -> 1.83kb (37.62%) /public/logo-120.png -- 2.60kb -> 1.84kb (29.09%) /public/logo-144.png -- 2.98kb -> 2.24kb (24.98%) /public/logo-152.png -- 3.03kb -> 2.28kb (24.89%) Signed-off-by: ImgBotApp <ImgBotHelp@gmail.com>

Author: ImgBotApp