Fix MacOS compile

[cxzl25]

Which issue does this PR close?

Closes #.

Rationale for this change

What changes are included in this PR?

CpuId is a specific x86 library, compilation will fail on Mac.

[ERROR] [main] error[E0599]: no function or associated item named `new` found for struct `CpuId` in the current scope
[ERROR] [main]    --> native-engine/blaze/src/rt.rs:106:20
[ERROR] [main]     |
[ERROR] [main] 106 |             CpuId::new()
[ERROR] [main]     |                    ^^^ function or associated item not found in `CpuId<_>`
[ERROR] [main]     |
[ERROR] [main] note: if you're trying to build a new `CpuId<_>` consider using one of the following associated functions:

Are there any user-facing changes?

No