dep: bump the deps group across 1 directory with 2 updates

Bumps the deps group with 2 updates in the / directory: [insta](https://github.com/mitsuhiko/insta) and [serde_json](https://github.com/serde-rs/json).


Updates `insta` from 1.42.0 to 1.42.1
- [Release notes](https://github.com/mitsuhiko/insta/releases)
- [Changelog](https://github.com/mitsuhiko/insta/blob/master/CHANGELOG.md)
- [Commits](mitsuhiko/insta@1.42.0...1.42.1)

Updates `serde_json` from 1.0.137 to 1.0.138
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.137...v1.0.138)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -33,13 +33,13 @@ log = "0.4.25"
 thiserror = "2.0.11"
 # Dev-dependencies
 ciborium = { version = "0.2.2", default-features = false }
-insta = { version = "1.42.0" }
+insta = { version = "1.42.1" }
 itertools = "0.13.0"
 pretty_assertions = "1.4.1"
 proptest = "1.5.0"
 rmp-serde = "1.3.0"
 serde = { version = "1.0.217" }
-serde_json = { version = "1.0.137", default-features = true, features = [
+serde_json = { version = "1.0.138", default-features = true, features = [
     "std",
     "float_roundtrip",
 ] }