[ImgBot] Optimize images

*Total -- 533.26kb -> 471.47kb (11.59%)

/graphs/golinks/response-time-day.png -- 11.29kb -> 4.56kb (59.65%)
/graphs/static-cdn-for-our-websites/response-time-day.png -- 10.28kb -> 4.70kb (54.29%)
/graphs/vaultwarden/response-time-day.png -- 8.12kb -> 4.08kb (49.79%)
/graphs/recap-time-dev-homepage/response-time-day.png -- 5.81kb -> 3.51kb (39.63%)
/graphs/vaultwarden/response-time-week.png -- 17.18kb -> 14.33kb (16.6%)
/graphs/static-cdn-for-our-websites/response-time-week.png -- 14.07kb -> 11.96kb (15.03%)
/graphs/golinks/response-time-week.png -- 15.21kb -> 13.26kb (12.85%)
/graphs/recap-time-dev-homepage/response-time-week.png -- 13.69kb -> 12.02kb (12.14%)
/graphs/golinks/response-time-month.png -- 23.83kb -> 20.96kb (12.04%)
/graphs/recap-time-dev-homepage/response-time-month.png -- 25.68kb -> 23.00kb (10.41%)
/graphs/static-cdn-for-our-websites/response-time-month.png -- 25.19kb -> 22.86kb (9.27%)
/graphs/static-cdn-for-our-websites/response-time.png -- 57.74kb -> 52.52kb (9.03%)
/graphs/static-cdn-for-our-websites/response-time-year.png -- 57.74kb -> 52.52kb (9.03%)
/graphs/recap-time-dev-homepage/response-time-year.png -- 58.62kb -> 53.53kb (8.68%)
/graphs/recap-time-dev-homepage/response-time.png -- 58.62kb -> 53.53kb (8.68%)
/graphs/vaultwarden/response-time-year.png -- 24.54kb -> 23.05kb (6.08%)
/graphs/vaultwarden/response-time.png -- 24.54kb -> 23.05kb (6.08%)
/graphs/golinks/response-time-year.png -- 32.23kb -> 30.95kb (3.95%)
/graphs/golinks/response-time.png -- 32.23kb -> 30.95kb (3.95%)
/assets/upptime-icon.svg -- 0.34kb -> 0.32kb (3.78%)
/graphs/vaultwarden/response-time-month.png -- 16.33kb -> 15.81kb (3.18%)

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