arch: Apply CPU profile (if any) when generating common CPUID

If a CPU profile is configured it should result in guests seeing
a restricted subset of CPUID. This is what we finally achieve in
this commit.

Signed-off-by: Oliver Anderson <oliver.anderson@cyberus-technology.de>
On-behalf-of: SAP oliver.anderson@sap.com

Author: olivereanderson

arch/src/x86_64/cpu_profile.rs

@@ -233,4 +233,4 @@ impl CpuidOutputRegisterAdjustments {
 
 #[derive(Debug, Error)]
 #[error("Required CPUID entries not found")]
-pub(in crate::x86_64) struct MissingCpuidEntriesError;
+pub struct MissingCpuidEntriesError;