[ImgBot] Optimize images

*Total -- 376.80kb -> 332.59kb (11.73%)

/public/assets/imgs/google-photos-6000.jpg -- 202.03kb -> 171.46kb (15.13%)
/diagram.svg -- 174.77kb -> 161.14kb (7.8%)

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

Author: ImgBotApp