build(deps-dev): Bump @graphql-tools/merge from 9.0.3 to 9.0.4 (#1882)

Bumps [@graphql-tools/merge](https://github.com/ardatan/graphql-tools/tree/HEAD/packages/merge) from 9.0.3 to 9.0.4.
- [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: indirect
  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>