[ImgBot] Optimize images

*Total -- 1,341.11kb -> 1,030.97kb (23.13%)

/windows-10-privesc-tib3rius/adminpaint-process.png -- 17.07kb -> 9.90kb (42.02%)
/Blue/blue-room-top.png -- 1,042.13kb -> 783.46kb (24.82%)
/Blue/eblue-search.png -- 196.76kb -> 158.12kb (19.64%)
/windows-10-privesc-tib3rius/revshell-upload.png -- 47.92kb -> 44.25kb (7.64%)
/windows-10-privesc-tib3rius/the-beginning.png -- 37.23kb -> 35.24kb (5.33%)

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

Author: ImgBotApp