Upgrade Linux Kernel for flatcar-4081 from 6.6.65 to 6.6.66#2535

flatcar-infra wants to merge 1 commit intoflatcar-4081flatcar/scripts:flatcar-4081from

linux-6.6.66-flatcar-4081flatcar/scripts:linux-6.6.66-flatcar-4081Copy head branch name to clipboard