[ImgBot] Optimize images

*Total -- 76.65kb -> 60.33kb (21.29%)

/MeetingBar/Assets.xcassets/vendor-icons/suit_conference_icon.imageset/suit_conference_icon.png -- 73.38kb -> 57.45kb (21.71%)
/MeetingBar/Assets.xcassets/vendor-icons/doxy_me_icon.imageset/doxy_me_iconpng.png -- 3.27kb -> 2.88kb (11.85%)

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

Author: ImgBotApp