[ImgBot] Optimize images

*Total -- 1,711.65kb -> 1,436.52kb (16.07%)

/img/python-logo.png -- 81.61kb -> 8.41kb (89.69%)
/img/logo_Google_FullColor.png -- 10.35kb -> 5.58kb (46.1%)
/img/Logo_BUAP.png -- 300.43kb -> 196.93kb (34.45%)
/img/eScire-logo.png -- 38.85kb -> 29.74kb (23.45%)
/img/speakers-2024/tracy-teal.jpg -- 955.19kb -> 878.37kb (8.04%)
/img/speakers-2024/mago-torres.jpeg -- 15.38kb -> 14.91kb (3.09%)
/img/speakers-2024/alejandra-padilla.jpg -- 301.95kb -> 294.70kb (2.4%)
/img/Omidyar-logo.png -- 7.88kb -> 7.88kb (0.05%)

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

Author: ImgBotApp