[clang] [clang-format] Separate License text and include blocks (PR #77918)

[Björn Schäpers via cfe-commits]

https://github.com/HazardyKnusperkeks requested changes to this pull request.

I think you want too much in one change.

Maybe first only handle #42112 for what I will be really grateful. And then the stuff with the _license_, because I see discussion there. As far as I can tell you just declare all comments on top of a file as license.

https://github.com/llvm/llvm-project/pull/77918