fix(kvm): use NonZero<i32> for KVM extension checks

[Lencerf]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 21661407729

Details

• 0 of 21 (0.0%) changed or added relevant lines in 5 files are covered.
• 3 unchanged lines in 3 files lost coverage.
• Overall coverage increased (+0.005%) to 26.444%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
alioth/src/hv/kvm/vm/vm_x86_64.rs	0	1	0.0%
alioth/src/hv/kvm/vm/vm.rs	0	3	0.0%
alioth/src/hv/kvm/kvm_x86_64.rs	0	4	0.0%
alioth/src/utils/utils.rs	0	5	0.0%
alioth/src/hv/kvm/kvm.rs	0	8	0.0%

Files with Coverage Reduction	New Missed Lines	%
alioth/src/hv/kvm/kvm.rs	1	0.0%
alioth/src/hv/kvm/kvm_x86_64.rs	1	0.0%
alioth/src/hv/kvm/vm/vm.rs	1	0.0%

Totals
Change from base Build 21566808065:	0.005%
Covered Lines:	3608
Relevant Lines:	14122

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💛 - Coveralls