Bump graphql from 2.4.4 to 2.4.7 (#427)

Bumps [graphql](https://github.com/rmosolgo/graphql-ruby) from 2.4.4 to 2.4.7.
- [Release notes](https://github.com/rmosolgo/graphql-ruby/releases)
- [Changelog](https://github.com/rmosolgo/graphql-ruby/blob/master/CHANGELOG.md)
- [Commits](rmosolgo/graphql-ruby@v2.4.4...v2.4.7)

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

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

Gemfile.lock

@@ -41,7 +41,7 @@ GEM
     faraday-net_http (3.4.0)
       net-http (>= 0.5.0)
     fiber-storage (1.0.0)
-    graphql (2.4.4)
+    graphql (2.4.7)
       base64
       fiber-storage
     graphql-client (0.24.0)