[ImgBot] Optimize images

*Total -- 615.45kb -> 589.60kb (4.2%)

/client/static/branding/logo_full.png -- 15.08kb -> 11.65kb (22.76%)
/client/static/QAimage.png -- 529.14kb -> 509.10kb (3.79%)
/client/static/tempProfPic.png -- 67.36kb -> 65.05kb (3.44%)
/client/static/temp_Shapebg.svg -- 3.53kb -> 3.46kb (1.8%)
/client/static/Polygon.svg -- 0.34kb -> 0.33kb (0.87%)

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

Author: ImgBotApp