chore(deps-dev): bump @graphql-tools/executor from 1.2.8 to 1.3.0 (#778)

Bumps [@graphql-tools/executor](https://github.com/ardatan/graphql-tools/tree/HEAD/packages/executor) from 1.2.8 to 1.3.0.
- [Release notes](https://github.com/ardatan/graphql-tools/releases)
- [Changelog](https://github.com/ardatan/graphql-tools/blob/master/packages/executor/CHANGELOG.md)
- [Commits](https://github.com/ardatan/graphql-tools/commits/@graphql-tools/[email protected]/packages/executor)

---
updated-dependencies:
- dependency-name: "@graphql-tools/executor"
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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