Imported from GitHub PR https://github.com/abseil/abseil-cpp/pull/1452

__cpuid is declared in intrin.h, but is excluded on non-Windows platforms.
We add this declaration to compensate.

Fixes #1358

PiperOrigin-RevId: 534449804
Change-Id: I91027f79d8d52c4da428d5c3a53e2cec00825c13