[ImgBot] Optimize images (#60)

*Total -- 15,112.71kb -> 12,495.40kb (17.32%)

/public/kita-logo.png -- 50.42kb -> 6.79kb (86.54%)
/public/kita-vertical-black.png -- 64.42kb -> 10.40kb (83.86%)
/public/kita-vertical-white.png -- 64.41kb -> 10.50kb (83.7%)
/public/kita-horizontal-white.png -- 58.54kb -> 12.19kb (79.17%)
/public/kita-horizontal-black.png -- 58.56kb -> 12.26kb (79.06%)
/public/doug-head-glasses.png -- 61.92kb -> 27.81kb (55.09%)
/public/doug-head.png -- 49.47kb -> 22.34kb (54.85%)
/public/doug-coding-glasses.png -- 38.04kb -> 17.29kb (54.55%)
/public/doug-hi-glasses.png -- 40.42kb -> 18.40kb (54.47%)
/public/doug-hi.png -- 34.04kb -> 15.53kb (54.39%)
/public/doug-coding.png -- 31.60kb -> 14.46kb (54.25%)
/public/doug-pc.png -- 27.38kb -> 12.60kb (53.99%)
/public/doug-pc-glasses.png -- 33.60kb -> 15.47kb (53.97%)
/public/doug-walking.png -- 29.51kb -> 13.92kb (52.85%)
/public/kita-logo.jpg -- 115.24kb -> 78.16kb (32.18%)
/public/kita-horizontal-white.jpg -- 180.58kb -> 123.64kb (31.53%)
/public/kita-horizontal-black.jpg -- 191.52kb -> 131.38kb (31.4%)
/public/kita-vertical-black.jpg -- 163.44kb -> 114.39kb (30.01%)
/public/kita-vertical-white.jpg -- 154.31kb -> 108.14kb (29.92%)
/public/doug-head.jpg -- 318.95kb -> 226.62kb (28.95%)
/public/doug-head-glasses.jpg -- 388.13kb -> 292.51kb (24.64%)
/public/doug-coding.jpg -- 184.82kb -> 142.35kb (22.98%)
/public/doug-pc.jpg -- 167.58kb -> 129.85kb (22.51%)
/public/doug-hi.jpg -- 193.54kb -> 150.96kb (22%)
/public/doug-walking.jpg -- 170.06kb -> 133.10kb (21.73%)
/public/doug-walking-glasses.jpg -- 276.91kb -> 219.23kb (20.83%)
/public/doug-coding-glasses.jpg -- 221.64kb -> 176.90kb (20.18%)
/public/doug-pc-glasses.jpg -- 206.14kb -> 166.16kb (19.4%)
/public/doug-hi-glasses.jpg -- 231.85kb -> 186.92kb (19.38%)
/public/banner.png -- 11,066.99kb -> 9,687.62kb (12.46%)
/public/doug-walking-glasses.png -- 238.66kb -> 217.52kb (8.86%)

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

Author: imgbot[bot]