deps: bump serde_json from 1.0.107 to 1.0.108

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.107 to 1.0.108.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.107...v1.0.108)

---
updated-dependencies:
- dependency-name: serde_json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -36,7 +36,7 @@ nix = { version = "0.27.1", features = ["signal"] }
 rust-ini = "0.20.0"
 sd-listen-fds = "0.2.0"
 serde = { version = "1.0.189", features = ["derive"] }
-serde_json = "1.0.107"
+serde_json = "1.0.108"
 tokio = { version = "1.33.0", features = ["full"] }
 tokio-fd = "0.3.0"
 tokio-util = "0.7.10"