[ImgBot] Optimize images

*Total -- 762.30kb -> 683.18kb (10.38%)

/public/ibm.png -- 2.64kb -> 1.99kb (24.45%)
/public/ccna.png -- 4.52kb -> 3.67kb (18.77%)
/public/me.png -- 404.79kb -> 352.39kb (12.95%)
/public/hotlineai.png -- 238.02kb -> 213.71kb (10.21%)
/public/aws-devops.png -- 13.12kb -> 12.40kb (5.48%)
/public/plug.png -- 3.52kb -> 3.42kb (2.67%)
/public/linkedin.svg -- 0.63kb -> 0.62kb (1.85%)
/public/mail.svg -- 1.34kb -> 1.33kb (0.66%)
/public/github.svg -- 1.11kb -> 1.11kb (0.35%)
/public/smartbooks360.svg -- 7.83kb -> 7.81kb (0.32%)
/public/logo.svg -- 3.33kb -> 3.32kb (0.21%)
/public/cog.svg -- 1.99kb -> 1.98kb (0.2%)
/public/outerlabs.svg -- 4.05kb -> 4.05kb (0.1%)
/public/867Casino.svg -- 6.98kb -> 6.97kb (0.07%)
/public/arrecovery.svg -- 28.34kb -> 28.32kb (0.06%)
/public/prestigecars.svg -- 40.09kb -> 40.08kb (0.01%)

Signed-off-by: ImgBotApp <[email protected]>