llvm-project

b86a5993 - [libc] remove references to LIBC_HDRGEN_EXE (#118670)

[libc] remove references to LIBC_HDRGEN_EXE (#118670) Further cleanups from old hdrgen removal. I didn't realize there were cmake variables related to old hdrgen spread out throughout more of the source tree. Link: #117220 Link: #117208