chore(dep): bump the test-deps group in /fuzz with 1 update (#498)

Bumps the test-deps group in /fuzz with 1 update: [serde_json](https://github.com/serde-rs/json).


Updates `serde_json` from 1.0.114 to 1.0.115
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.114...v1.0.115)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

fuzz/Cargo.toml

@@ -11,7 +11,7 @@ cargo-fuzz = true
 arbitrary = { version = "1.3.*", features = ["derive"] }
 libfuzzer-sys = { version = "0.4" }
 serde = "1.0.197"
-serde_json = "1.0.114"
+serde_json = "1.0.115"
 
 [dependencies.rsonpath-lib]
 path = "../crates/rsonpath-lib"