[ImgBot] Optimize images

*Total -- 2,703.87kb -> 1,959.48kb (27.53%)

/website/static/img/p5js@2x.png -- 16.39kb -> 5.94kb (63.8%)
/website/static/img/formik@2x.png -- 18.32kb -> 7.67kb (58.1%)
/website/static/img/p5js.png -- 7.32kb -> 3.43kb (53.16%)
/website/static/img/formik.png -- 7.62kb -> 3.59kb (52.86%)
/docs/assets/configure-repositories.png -- 127.96kb -> 65.42kb (48.88%)
/docs/assets/app-install.png -- 119.75kb -> 67.24kb (43.85%)
/docs/assets/translating-xpath.png -- 113.19kb -> 66.59kb (41.17%)
/website/static/img/icons/logo-square.png -- 15.46kb -> 9.12kb (40.97%)
/docs/assets/edit-this-page.png -- 160.08kb -> 94.53kb (40.94%)
/docs/assets/bot-usage.png -- 60.18kb -> 39.51kb (34.35%)
/website/static/img/icons/logo-full.png -- 37.35kb -> 25.43kb (31.92%)
/website/static/img/how-it-works-graphic@2x.png -- 170.46kb -> 117.86kb (30.86%)
/website/static/img/hero@2x.png -- 166.06kb -> 117.48kb (29.25%)
/docs/assets/contributors-table-small.png -- 506.37kb -> 361.61kb (28.59%)
/website/static/img/icons/logo-full-transparent.png -- 47.40kb -> 33.95kb (28.37%)
/docs/assets/logo-full-transparent.png -- 47.40kb -> 33.95kb (28.37%)
/website/static/img/icons/logo-square-transparent.png -- 32.57kb -> 23.72kb (27.16%)
/website/static/img/how-it-works-graphic.png -- 68.29kb -> 51.16kb (25.08%)
/website/static/img/add-contributors@2x.png -- 227.16kb -> 172.13kb (24.23%)
/website/static/img/hero.png -- 67.44kb -> 52.28kb (22.49%)
/website/static/img/add-contributors.png -- 87.50kb -> 71.69kb (18.07%)
/website/static/img/snipeit@2x.png -- 51.82kb -> 43.31kb (16.42%)
/website/static/img/golearning@2x.png -- 135.73kb -> 114.71kb (15.48%)
/website/static/img/snipeit.png -- 19.70kb -> 16.94kb (13.99%)
/website/static/img/icons/apple-icon-precomposed.png -- 24.20kb -> 21.01kb (13.17%)
/website/static/img/icons/apple-icon.png -- 24.20kb -> 21.01kb (13.17%)
/website/static/img/icons/android-icon-192x192.png -- 23.63kb -> 20.63kb (12.7%)
/website/static/img/golearning.png -- 42.86kb -> 38.04kb (11.23%)
/website/static/img/icons/favicon-96x96.png -- 10.83kb -> 9.80kb (9.58%)
/website/static/img/icons/android-icon-96x96.png -- 10.83kb -> 9.80kb (9.58%)
/website/static/img/icons/apple-icon-76x76.png -- 7.99kb -> 7.24kb (9.3%)
/website/static/img/icons/apple-icon-114x114.png -- 13.40kb -> 12.17kb (9.23%)
/website/static/img/icons/apple-icon-120x120.png -- 14.46kb -> 13.15kb (9.07%)
/website/static/img/icons/android-icon-72x72.png -- 7.41kb -> 6.77kb (8.69%)
/website/static/img/icons/apple-icon-72x72.png -- 7.41kb -> 6.77kb (8.69%)
/website/static/img/icons/android-icon-144x144.png -- 18.43kb -> 16.88kb (8.4%)
/website/static/img/icons/ms-icon-144x144.png -- 18.43kb -> 16.88kb (8.4%)
/website/static/img/icons/apple-icon-144x144.png -- 18.43kb -> 16.88kb (8.4%)
/website/static/img/icons/ms-icon-150x150.png -- 19.61kb -> 18.01kb (8.14%)
/website/static/img/icons/apple-icon-152x152.png -- 19.99kb -> 18.42kb (7.83%)
/website/static/img/icons/ms-icon-70x70.png -- 7.18kb -> 6.64kb (7.64%)
/website/static/img/icons/apple-icon-60x60.png -- 5.79kb -> 5.39kb (6.8%)
/website/static/img/icons/apple-icon-57x57.png -- 5.45kb -> 5.11kb (6.17%)
/website/static/img/icons/apple-icon-180x180.png -- 25.05kb -> 23.80kb (4.99%)
/website/static/img/icons/android-icon-48x48.png -- 4.45kb -> 4.32kb (2.96%)
/website/static/img/icons/favicon-32x32.png -- 2.66kb -> 2.60kb (2.06%)
/website/static/img/icons/ms-icon-310x310.png -- 56.69kb -> 55.93kb (1.34%)
/website/static/img/icons/android-icon-36x36.png -- 2.98kb -> 2.96kb (0.98%)

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