[ImgBot] Optimize images

*Total -- 2,347.88kb -> 2,295.40kb (2.24%)

/mainpg/static/mainpg/assets/css/images/overlay.png -- 23.47kb -> 16.70kb (28.85%)
/mainpg/static/mainpg/images/bit.png -- 59.85kb -> 43.71kb (26.97%)
/profilepics/SAVE_20201109_170657.jpg -- 2.20kb -> 1.90kb (13.65%)
/default.png -- 12.55kb -> 11.32kb (9.76%)
/profilepics/WhatsApp_Image_2020-11-14_at_8.02.05_AM_cmhB50P.jpeg -- 4.41kb -> 4.09kb (7.2%)
/profilepics/WhatsApp_Image_2021-02-01_at_11.21.47_AM_1.jpeg -- 34.14kb -> 32.16kb (5.8%)
/profilepics/My_photo3.jpeg -- 177.67kb -> 173.26kb (2.48%)
/mainpg/static/mainpg/assets/webfonts/fa-regular-400.svg -- 141.07kb -> 138.90kb (1.54%)
/mainpg/static/mainpg/assets/webfonts/fa-solid-900.svg -- 819.71kb -> 808.10kb (1.42%)
/profilepics/My_Photo2_lIqqeWV.jpeg -- 106.24kb -> 105.19kb (0.99%)
/profilepics/My_Photo2.jpeg -- 106.24kb -> 105.19kb (0.99%)
/mainpg/static/mainpg/assets/webfonts/fa-brands-400.svg -- 673.75kb -> 668.34kb (0.8%)
/profilepics/WhatsApp_Image_2020-11-14_at_8.02.05_AM_ZyRl4fq.jpeg -- 93.29kb -> 93.27kb (0.02%)
/profilepics/WhatsApp_Image_2020-11-14_at_8.02.05_AM.jpeg -- 93.29kb -> 93.27kb (0.02%)

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

Author: ImgBotApp