[clang] [Clang][Diagnose] New feature: Nested/Indented diagnostic message in sarif mode. (PR #174106)

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anonymouspc wrote:

Hi @AaronBallman,

When you have time, could you please take a look at my new PR for the sarif feature?
I was also the author of PR #170415 for the same work.

Thanks a lot — and happy new year!

https://github.com/llvm/llvm-project/pull/174106