build(deps): bump graphql-tools from 0.5.0 to 0.5.1

Bumps [graphql-tools](https://github.com/graphql-hive/router) from 0.5.0 to 0.5.1.
- [Release notes](https://github.com/graphql-hive/router/releases)
- [Changelog](https://github.com/graphql-hive/router/blob/main/RELEASE.md)
- [Commits](graphql-hive/router@graphql-tools/v0.5.0...graphql-tools/v0.5.1)

---
updated-dependencies:
- dependency-name: graphql-tools
  dependency-version: 0.5.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -66,7 +66,7 @@ graph-store-postgres = { path = "./store/postgres" }
 graphman-server = { path = "./server/graphman" }
 graphman = { path = "./core/graphman" }
 graphman-store = { path = "./core/graphman_store" }
-graphql-tools = "0.5.0"
+graphql-tools = "0.5.1"
 itertools = "0.14.0"
 lazy_static = "1.5.0"
 prost = "0.14"