Add Zen Remote Read/Write/Latency to Cook Stats

Hey all!

I’ve noticed that in the Cook Stats output as part of a regular cook, some of the Zen Remote stats are missing.

I’ve raised a PR to get them in via Github https://github.com/EpicGames/UnrealEngine/pull/13785

Adding these would be quite helpful for our observability in CI (Horde)

Thanks, looks good to me, submitted in CL 45781060, aka github commit 8c123b0c7ad31d96441746993d6066610be71917, will be present in 5.7.