[ImgBot] Optimize images (#125)

*Total -- 23,058.08kb -> 22,803.55kb (1.1%)

/assets/images/press/first-momentum-ventures.png -- 28.34kb -> 14.98kb (47.13%)
/assets/images/clients/okr-institute.png -- 12.11kb -> 8.09kb (33.18%)
/assets/images/footer-bg.png -- 437.98kb -> 326.89kb (25.37%)
/assets/images/clients/tum.png -- 18.39kb -> 14.27kb (22.42%)
/assets/images/press/tum.png -- 18.39kb -> 14.27kb (22.42%)
/assets/images/clients/unternehmertum-grant.png -- 36.71kb -> 29.68kb (19.16%)
/assets/images/clients/creality.png -- 22.10kb -> 18.19kb (17.7%)
/assets/images/clients/accelleron.png -- 14.61kb -> 12.37kb (15.33%)
/assets/images/grant.png -- 44.24kb -> 38.53kb (12.91%)
/assets/images/clients/mbs.png -- 75.13kb -> 66.79kb (11.1%)
/assets/images/blog/makerspace.jpg -- 1,014.75kb -> 951.26kb (6.26%)
/assets/images/italy-flag.png -- 7.83kb -> 7.41kb (5.31%)
/assets/images/clients/difesa.png -- 186.63kb -> 185.11kb (0.81%)
/assets/images/clients/olm-black.png -- 97.71kb -> 97.00kb (0.73%)
/assets/images/jan-antonin-kolar-8QJSi37vhms-unsplash.jpg -- 728.00kb -> 726.02kb (0.27%)
/assets/images/campaign-creators-pypeCEaJeZY-unsplash.jpg -- 612.18kb -> 610.71kb (0.24%)
/assets/images/markus-spiske-FXFz-sW0uwo-unsplash.jpg -- 5,475.17kb -> 5,462.76kb (0.23%)
/assets/images/joshua-sortino-LqKhnDzSF-8-unsplash.jpg -- 3,642.02kb -> 3,637.29kb (0.13%)
/assets/images/markus-winkler-EX9QVVFtQxw-unsplash.jpg -- 1,733.56kb -> 1,732.73kb (0.05%)
/assets/images/tingey-injury-law-firm-DZpc4UY8ZtY-unsplash.jpg -- 4,212.41kb -> 4,210.38kb (0.05%)
/assets/images/maik-jonietz-_yMciiStJyY-unsplash.jpg -- 4,639.81kb -> 4,638.82kb (0.02%)

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