Bump @graphql-tools/merge from 8.4.1 to 9.0.0

Bumps [@graphql-tools/merge](https://github.com/ardatan/graphql-tools/tree/HEAD/packages/merge) from 8.4.1 to 9.0.0.
- [Release notes](https://github.com/ardatan/graphql-tools/releases)
- [Changelog](https://github.com/ardatan/graphql-tools/blob/master/packages/merge/CHANGELOG.md)
- [Commits](https://github.com/ardatan/graphql-tools/commits/@graphql-tools/[email protected]/packages/merge)

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

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

Author: dependabot[bot]

package-lock.json

@@ -23,7 +23,7 @@
         "wrangler": "^2.19.0"
     },
     "dependencies": {
-        "@graphql-tools/merge": "8.4.1",
+        "@graphql-tools/merge": "9.0.0",
         "@graphql-tools/schema": "10.0.0",
         "graphql": "^15.8.0",
         "uuid": "9.0.0"