RUSTSEC-2024-0384: instant is unmaintained

[github-actions]

Details
Package	instant
Version	0.1.13
Warning	unmaintained
URL	n/a
Patched Versions	n/a

This crate is no longer maintained, and the author recommends using the maintained web-time crate instead.

[clux]

Pulled in via backoff:

error[unmaintained]: `instant` is unmaintained
    ┌─ /github/workspace/Cargo.lock:107:1
    │
107 │ instant 0.1.13 registry+https://github.com/rust-lang/crates.io-index
    │ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ unmaintained advisory detected
    │
    ├ ID: RUSTSEC-2024-0384
    ├ Advisory: https://rustsec.org/advisories/RUSTSEC-2024-0384
    ├ This crate is no longer maintained, and the author recommends using the maintained [`web-time`] crate instead.
      
      [`web-time`]: https://crates.io/crates/web-time
    ├ Solution: No safe upgrade is available!
    ├ instant v0.1.13
      └── backoff v0.4.0
          └── kube-runtime v0.96.0

[flavio]

Backoff is no longer maintained. I suggest switching to backon. We (Kubewarden team) have positive experience with that.

If you want I can help with the migration