fix: Allow jailer to continue with partial CPU cache info#5062

ShadowCurse merged 2 commits intofirecracker-microvm:mainfirecracker-microvm/firecracker:mainfrom

gudmundur:fix-jailer-partial-cpu-cache-info-crashgudmundur/firecracker:fix-jailer-partial-cpu-cache-info-crashCopy head branch name to clipboard