[llvm] [BPF] Treat class records as structs in BTF and CO-RE (PR #226723)

[Maxim Skokov via llvm-commits]

maxskokov wrote:

I've read the policies, including the AI Tool Use Policy. AI tool use is noted in the description with an Assisted-by line, and I've reviewed and tested the change myself.

https://github.com/llvm/llvm-project/pull/226723