[ImgBot] Optimize images

*Total -- 1,575.15kb -> 1,401.85kb (11%)

/media/Logo.svg -- 7.50kb -> 5.39kb (28.1%)
/media/Logo.png -- 32.40kb -> 25.18kb (22.27%)
/doc/SmartChess Schematic.png -- 627.42kb -> 552.32kb (11.97%)
/doc/SmartChess BreadBoard.png -- 907.83kb -> 818.96kb (9.79%)

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

Author: ImgBotApp