Add runc.Features(ctx) to wrap runc features

[AkihiroSuda]

See https://github.com/opencontainers/runtime-spec/blob/v1.1.0-rc.2/features.md

Availability:

• runc: supported since runc v1.1.0
• crun: implement "crun features" containers/crun#1177
• youki: Support for feature subcommand youki-dev/youki#815

[codecov-commenter]

Codecov Report

Patch coverage: 55.55% and project coverage change: +0.70 🎉

Comparison is base (f5d58d0) 20.69% compared to head (d20f83b) 21.40%.

❗ Current head d20f83b differs from pull request most recent head 6d29289. Consider uploading reports for the commit 6d29289 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #97      +/-   ##
==========================================
+ Coverage   20.69%   21.40%   +0.70%     
==========================================
  Files           7        7              
  Lines         715      724       +9     
==========================================
+ Hits          148      155       +7     
- Misses        527      528       +1     
- Partials       40       41       +1     

Impacted Files	Coverage Δ
runc.go	21.78% <55.55%> (+0.76%)	⬆️

... and 1 file with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[AkihiroSuda]

Can we release go-runc v1.1.0 after merging this?

[fuweid]

LGTM

[fuweid]

Can we release go-runc v1.1.0 after merging this?

SGTM