build(deps): bump graphql-tools from 0.4.0 to 0.4.2

Bumps [graphql-tools](https://github.com/graphql-hive/router) from 0.4.0 to 0.4.2.
- [Release notes](https://github.com/graphql-hive/router/releases)
- [Changelog](https://github.com/graphql-hive/router/blob/main/RELEASE.md)
- [Commits](https://github.com/graphql-hive/router/commits/graphql-tools/v0.4.2)

---
updated-dependencies:
- dependency-name: graphql-tools
  dependency-version: 0.4.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -7,7 +7,7 @@ edition.workspace = true
 async-trait = { workspace = true }
 crossbeam = "0.8"
 graph = { path = "../graph" }
-graphql-tools = "0.4.0"
+graphql-tools = "0.4.2"
 lazy_static = "1.5.0"
 stable-hash = { git = "https://github.com/graphprotocol/stable-hash", branch = "main"}
 stable-hash_legacy = { git = "https://github.com/graphprotocol/stable-hash", branch = "old", package = "stable-hash" }