[ImgBot] Optimize images

*Total -- 13,007.77kb -> 12,217.30kb (6.08%)

/assets/images/officers/2024/bruce.png -- 148.49kb -> 119.89kb (19.26%)
/assets/images/logos/media/discord-logo.svg -- 1.71kb -> 1.53kb (10.29%)
/assets/images/garden.jpeg -- 3,181.49kb -> 2,932.87kb (7.81%)
/assets/images/officers/2024/alan.jpg -- 297.98kb -> 278.95kb (6.39%)
/assets/images/officers/2025/UWB_ACM_TEAM_24-25.jpg -- 9,378.11kb -> 8,884.07kb (5.27%)

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

Author: ImgBotApp