[ImgBot] Optimize images

*Total -- 759.40kb -> 713.19kb (6.09%)

/img/discord.png -- 3.77kb -> 2.34kb (38.03%)
/img/prize_section_imgs/Asset 2.png -- 20.79kb -> 15.63kb (24.79%)
/img/prize_section_imgs/Asset 3.png -- 19.38kb -> 14.92kb (23.04%)
/img/prize_section_imgs/Asset 1.png -- 18.33kb -> 15.24kb (16.85%)
/img/events/Wells_Talk.jpeg -- 158.58kb -> 148.30kb (6.48%)
/img/events/Event_Judging_Platform.jpeg -- 162.54kb -> 152.85kb (5.96%)
/img/events/Study_Abroad_webinar.jpeg -- 161.05kb -> 153.78kb (4.52%)
/img/events/Event_Voice_AI.jpeg -- 104.34kb -> 101.77kb (2.46%)
/img/events/Mohit_Uniyal.jpeg -- 102.25kb -> 100.03kb (2.18%)
/img/telegram.svg -- 0.51kb -> 0.51kb (1.15%)
/img/youtube.svg -- 0.76kb -> 0.76kb (0.77%)
/img/linkedin.svg -- 0.81kb -> 0.80kb (0.72%)
/img/twitter.svg -- 1.06kb -> 1.06kb (0.55%)
/img/instagram.svg -- 2.46kb -> 2.45kb (0.24%)
/img/facebook.svg -- 2.76kb -> 2.75kb (0.21%)

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

Author: ImgBotApp