[clang] [clang] Catch missing format attributes (PR #70024)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

> @budimirarandjelovicsyrmia Any updates? Should we revert the patch?

I already reverted in 9d1017204a253782a82d1b7d16c59eea3f811a11 so the bots have been slowly getting back to green

https://github.com/llvm/llvm-project/pull/70024