[ImgBot] Optimize images

*Total -- 1,561.68kb -> 1,539.58kb (1.42%)

/docs/public/logo.svg -- 2.26kb -> 2.01kb (10.96%)
/assets/example.png -- 779.71kb -> 768.78kb (1.4%)
/docs/public/example.png -- 779.71kb -> 768.78kb (1.4%)

Signed-off-by: ImgBotApp <[email protected]>

Author: ImgBotApp