use thiserror::Error for more packages

[cm-iwata]

Changes

changed these packages implementation to use thiserror::Error instead implements fmt::Display.

• api_server
• mmds
• devices
• seccompiler
• jailer

Reason

This PR will fix partof #3278

License Acceptance

By submitting this pull request, I confirm that my contribution is made under
the terms of the Apache 2.0 license.

PR Checklist

• All commits in this PR are signed (git commit -s).
• If a specific issue led to this PR, this PR closes the issue.
• The description of changes is clear and encompassing.
• Any required documentation changes (code and docs) are included in this PR.
• New unsafe code is documented.
• API changes follow the Runbook for Firecracker API changes.
• User-facing changes are mentioned in CHANGELOG.md.
• All added/changed functionality is tested.
• New TODOs link to an issue.

---

• This functionality can be added in rust-vmm.

[JonathanWoollett-Light]

@cm-iwata The PR needs to be rebased, could you please rebase onto main.

[cm-iwata]

@cm-iwata The PR needs to be rebased, could you please rebase onto main.

@JonathanWoollett-Light
rebased!

Maybe I need update other architectures coverage.
But, I don't have devenv.
Could you rerun ci job?

[JonathanWoollett-Light]

@cm-iwata The PR needs to be rebased, could you please rebase onto main.

@JonathanWoollett-Light rebased!

Maybe I need update other architectures coverage. But, I don't have devenv. Could you rerun ci job?

CI has been re-run.

[cm-iwata]

CI has been re-run.

@JonathanWoollett-Light
Thank you!
re updated coverage.