[libc] fix the .yaml files not being tracked
authorMichael Jones <michaelrj@google.com>
Tue, 7 Dec 2021 22:48:28 +0000 (14:48 -0800)
committerMichael Jones <michaelrj@google.com>
Wed, 8 Dec 2021 00:04:46 +0000 (16:04 -0800)
commit2b197888e0e31d53b943d50c4faa5d52afabbbe4
tree6a487366833bc9500fb153b58a49da3774e447c1
parente1b9d805325ba7fa68a6122a233be88bb79bf8ac
[libc] fix the .yaml files not being tracked

adds the .yaml files clang-tidy generates as byproducts, which means
that they will be updated properly and cleaned by `ninja -t clean`

Reviewed By: lntue

Differential Revision: https://reviews.llvm.org/D115290
libc/cmake/modules/LLVMLibCObjectRules.cmake