[ImgBot] Optimize images

*Total -- 915.39kb -> 795.11kb (13.14%)

/images/portfolio_ibice.png -- 808.23kb -> 700.87kb (13.28%)
/images/cv_movil.jpg -- 53.58kb -> 47.12kb (12.05%)
/images/portfolio_movil.jpg -- 53.58kb -> 47.12kb (12.05%)

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

Author: ImgBotApp