pkg/utils: fix compilation error for Windows

[AkihiroSuda]

What this PR does / why we need it:
Fixes compilation for WIndows

Required for:

• build(deps): bump github.com/containerd/accelerated-container-image from 1.0.0 to 1.0.1 nerdctl#2642

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #246

Please check the following list:

• Does the affected code have corresponding tests, e.g. unit test, E2E test?
• Does this change require a documentation update?
• Does this introduce breaking changes that would require an announcement or bumping the major version?
• Do all new files have an appropriate license header?

[liulanzheng]

LGTM thanks

[AkihiroSuda]

Can we get a new release?

[liulanzheng]

Can we get a new release?

v1.0.2 is ready.

[AkihiroSuda]

Thanks!