[ImgBot] Optimize images

*Total -- 3,927.96kb -> 3,667.43kb (6.63%)

/public/web-app-manifest-192x192.png -- 87.14kb -> 61.38kb (29.56%)
/public/apple-touch-icon.png -- 77.34kb -> 54.69kb (29.29%)
/public/web-app-manifest-512x512.png -- 591.97kb -> 420.26kb (29.01%)
/public/favicon-96x96.png -- 23.60kb -> 17.19kb (27.19%)
/src/assets/og-image.png -- 165.13kb -> 131.61kb (20.3%)
/public/plasma.png -- 1,278.24kb -> 1,277.77kb (0.04%)
/public/favicon.svg -- 1,704.54kb -> 1,704.53kb (0%)

Signed-off-by: ImgBotApp <ImgBotHelp@gmail.com>

Author: ImgBotApp