[ImgBot] Optimize images

*Total -- 62.44kb -> 51.42kb (17.64%)

/images/dietpi-software/adsb-tile.png -- 25.37kb -> 18.54kb (26.91%)
/images/dietpi-software/lazylibrarian-tile.png -- 7.90kb -> 5.80kb (26.6%)
/images/dietpi-software/opentyrian-tile.png -- 5.08kb -> 3.94kb (22.46%)
/images/dietpi-software/kavita-tile.svg -- 3.75kb -> 3.19kb (14.9%)
/images/dietpi-software/owncloud-logo.svg -- 2.10kb -> 1.95kb (7.16%)
/images/dietpi-software/moonlight-tile.svg -- 0.59kb -> 0.56kb (4.32%)
/images/dietpi-software/whodb-tile.svg -- 4.19kb -> 4.13kb (1.4%)
/images/dietpi-software/ampache-tile.jpg -- 13.46kb -> 13.30kb (1.14%)

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