Your issue is with the readability of the diff? That is so trivial. You're trying to find anything to complain about at this point. How about just look at the code? You should be doing that anyway.
Diffs are the predominant way people relate to code changes via PRs. It is standard practice to restructure patch sets to produce a set of easy to read to changes which explain what is happening - what "was" and what "will be".