[ImgBot] Optimize images

*Total -- 479.04kb -> 397.18kb (17.09%)

/public/images/vitals_graph.png -- 288.14kb -> 219.37kb (23.87%)
/cypress/fixtures/facility-cover-image.jpg -- 52.84kb -> 41.09kb (22.24%)
/public/images/icons/pwa-512x512.png -- 1.53kb -> 1.39kb (8.81%)
/public/images/icons/maskable-icon-512x512.png -- 0.80kb -> 0.75kb (6.59%)
/public/images/empty_avatar.jpg -- 5.49kb -> 5.20kb (5.27%)
/public/images/circle.svg -- 0.45kb -> 0.43kb (3.27%)
/public/images/care_logo_mark.svg -- 1.86kb -> 1.82kb (2%)
/public/images/icons/logo.svg -- 0.46kb -> 0.45kb (1.93%)
/public/images/invalid_reset.svg -- 8.70kb -> 8.58kb (1.35%)
/public/images/logo_collapsed.svg -- 0.54kb -> 0.53kb (1.09%)
/public/images/care_logo_gray.svg -- 3.81kb -> 3.77kb (0.98%)
/public/images/care_logo.svg -- 4.71kb -> 4.68kb (0.79%)
/public/images/no_skills.svg -- 34.65kb -> 34.41kb (0.68%)
/public/images/no_facilities.svg -- 41.79kb -> 41.55kb (0.57%)
/public/images/ohc_logo_light.svg -- 8.07kb -> 8.04kb (0.46%)
/public/images/404.svg -- 13.06kb -> 13.01kb (0.37%)
/public/images/session_expired.svg -- 12.15kb -> 12.11kb (0.33%)

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