[compiler-rt] [compiler-rt][sanitizer-common] adding C23 memset_explicit interception. (PR #154428)

[Aiden Grossman via llvm-commits]

boomanaiden154 wrote:

Premerge notably caught all the errors that showed up postcommit .https://github.com/llvm/llvm-project/actions/runs/17507911007

https://github.com/llvm/llvm-project/pull/154428