[ImgBot] Optimize images

*Total -- 679.15kb -> 599.26kb (11.76%)

/graphs/golinks/response-time-day.png -- 10.98kb -> 4.01kb (63.46%)
/graphs/vaultwarden/response-time-day.png -- 11.26kb -> 4.47kb (60.29%)
/graphs/static-cdn-for-our-websites/response-time-day.png -- 8.75kb -> 4.27kb (51.18%)
/graphs/recap-time-dev-homepage/response-time-day.png -- 3.36kb -> 1.86kb (44.5%)
/graphs/golinks/response-time-week.png -- 15.27kb -> 13.07kb (14.43%)
/graphs/vaultwarden/response-time-week.png -- 15.03kb -> 12.87kb (14.4%)
/graphs/recap-time-dev-homepage/response-time-week.png -- 15.86kb -> 13.66kb (13.89%)
/graphs/static-cdn-for-our-websites/response-time-week.png -- 13.79kb -> 12.16kb (11.82%)
/graphs/recap-time-dev-homepage/response-time-year.png -- 81.30kb -> 71.82kb (11.66%)
/graphs/recap-time-dev-homepage/response-time.png -- 81.30kb -> 71.82kb (11.66%)
/graphs/golinks/response-time-year.png -- 40.49kb -> 36.45kb (9.97%)
/graphs/golinks/response-time.png -- 40.49kb -> 36.45kb (9.97%)
/graphs/vaultwarden/response-time-month.png -- 23.85kb -> 21.60kb (9.41%)
/graphs/golinks/response-time-month.png -- 26.87kb -> 24.41kb (9.14%)
/graphs/static-cdn-for-our-websites/response-time-year.png -- 86.71kb -> 78.96kb (8.93%)
/graphs/static-cdn-for-our-websites/response-time.png -- 86.71kb -> 78.96kb (8.93%)
/graphs/static-cdn-for-our-websites/response-time-month.png -- 26.88kb -> 25.22kb (6.19%)
/graphs/recap-time-dev-homepage/response-time-month.png -- 27.16kb -> 25.96kb (4.39%)
/assets/upptime-icon.svg -- 0.34kb -> 0.32kb (3.78%)
/graphs/vaultwarden/response-time.png -- 31.39kb -> 30.45kb (3%)
/graphs/vaultwarden/response-time-year.png -- 31.39kb -> 30.45kb (3%)

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