[llvm] [ELF]Add overflow check to ELF note iterator (PR #160451)

[James Henderson via llvm-commits]

https://github.com/jh7370 commented:

Test case? You should be able to craft an input using yaml2obj either in a lit or unit test that exercises these two code paths.

The PR description should mention both the size and offset fields, not just the size fields.

https://github.com/llvm/llvm-project/pull/160451