[clang] [llvm] [Offload] Make compressed offload bundle header little-endian (PR #206744)

[via llvm-commits]

michaelselehov wrote:

> I think this needs a rebase? It now contains the previous commit from the stack as well.

As long as "Squash and merge" stays green I feel safe to press it. Github should do the job applying the stacked commit seamlessly. But if you insist, rebasing isn't a problem. And since we don't have any inline reviews, it won't even break anything.

https://github.com/llvm/llvm-project/pull/206744