[ImgBot] Optimize images

*Total -- 553.72kb -> 449.15kb (18.88%)

/docs/img/documentacion-rutas.png -- 27.68kb -> 21.27kb (23.14%)
/docs/img/logs2.png -- 352.48kb -> 284.45kb (19.3%)
/docs/img/logs.png -- 64.94kb -> 52.49kb (19.17%)
/frontend/src/assets/logo-lemur.png -- 108.62kb -> 90.93kb (16.28%)

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

Author: ImgBotApp