Bump serde_with from 3.0.0 to 3.8.1

Bumps [serde_with](https://github.com/jonasbb/serde_with) from 3.0.0 to 3.8.1.
- [Release notes](https://github.com/jonasbb/serde_with/releases)
- [Commits](jonasbb/serde_with@v3.0.0...v3.8.1)

---
updated-dependencies:
- dependency-name: serde_with
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

northstar-runtime/Cargo.toml

@@ -45,7 +45,7 @@ semver = { version = "1.0.22", features = ["serde"] }
 serde = { version = "1.0.164", features = ["derive", "rc"] }
 serde_json = { version = "1.0.108", optional = true }
 serde_plain = { version = "1.0.2", optional = true }
-serde_with = { version = "3.0.0", optional = true }
+serde_with = { version = "3.8.1", optional = true }
 serde_yaml = { version = "0.9.34", optional = true }
 sha2 = { version = "0.10.8", optional = true }
 strum = { version = "0.26.2", optional = true }