Update Criteo logo

Created by: elzannewentzel

Stakeholder: Fabiana What? Update the Criteo logo with the new version on these pages: https://about.sourcegraph.com/case-studies https://about.sourcegraph.com/case-studies/criteo-tackles-big-code https://about.sourcegraph.com/pricing (bottom of the page) Why? Criteo updated their logo and we want to ensure we are using the latest brand assets.

Asana: https://app.asana.com/0/1200095757619647/1202502794982933/f