Add ability to enable CDI in containerd.

[abenn135]

What type of PR is this?

/kind feature /kind api-change

What this PR does / why we need it:

This PR adds the ability to enable CDI in containerd. This is needed to support NVIDIA's DRA plugin, which will be used alongside upcoming hardware.

Which issue(s) this PR fixes:

Fixes #

Requirements:

• [x] uses conventional commit messages
• [x] includes documentation
• [x] adds unit tests
• [x] tested upgrade from previous version: N/A (adds optional field, which is safe)

Special notes for your reviewer:

Release note:

none

[github-actions[bot]]

The latest Buf updates on your PR. Results from workflow Buf CI / buf (pull_request).

Build	Format	Lint	Breaking	Updated (UTC)
✅ passed	✅ passed	✅ passed	✅ passed	Mar 7, 2025, 8:59 PM

[ganeshkumarashok]

I'd also recommend enabling it in an Agentbaker e2e

[azure-pipelines[bot]]

There was an error handling pipeline event 8754c982-9638-427b-8601-c40420323640.

[github-actions[bot]]

No changes to cached containers or packages on Windows VHDs