[clang] [clang][NFC] Reformat suspicious condition (PR #89923)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

> I see that the build has failed - what do I need to do to fix this?

That build failure looks unrelated to your changes, I think it just got caught in a bad state. You can try pushing no changes to the branch to kick off a new build just to be sure, though.

https://github.com/llvm/llvm-project/pull/89923