[clang] [llvm] Ci report script testing! (PR #113447)

[David Spickett via cfe-commits]

DavidSpickett wrote:

First version of the annotation: https://buildkite.com/llvm-project/github-pull-requests/builds/112464#annotation-linux-x64-test-results

https://github.com/llvm/llvm-project/pull/113447