Bump @octokit/graphql from 5.0.6 to 6.0.0 (#71)

Bumps [@octokit/graphql](https://github.com/octokit/graphql.js) from 5.0.6 to 6.0.0.
- [Release notes](https://github.com/octokit/graphql.js/releases)
- [Commits](octokit/graphql.js@v5.0.6...v6.0.0)

---
updated-dependencies:
- dependency-name: "@octokit/graphql"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -16,7 +16,7 @@
     "octokit": "^2.0.19",
     "@octokit/auth-app": "^5.0.3",
     "@octokit/request": "^6.2.6",
-    "@octokit/graphql": "^5.0.6",
+    "@octokit/graphql": "^6.0.0",
     "node-fetch": "^3.3.1"
   },
   "devDependencies": {}