[ImgBot] Optimize images (#3431)

*Total -- 202.85kb -> 120.03kb (40.83%)

/Website/docs/img/profiles--import-review.png -- 93.53kb -> 48.21kb (48.45%)
/Website/docs/img/profiles--import-active-directory.png -- 61.06kb -> 35.60kb (41.69%)
/Website/docs/img/profiles--overview.png -- 48.25kb -> 36.21kb (24.96%)

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

Author: imgbot[bot]