Bump @graphql-tools/code-file-loader from 8.1.27 to 8.1.28

Bumps [@graphql-tools/code-file-loader](https://github.com/ardatan/graphql-tools/tree/HEAD/packages/loaders/code-file) from 8.1.27 to 8.1.28.
- [Release notes](https://github.com/ardatan/graphql-tools/releases)
- [Changelog](https://github.com/ardatan/graphql-tools/blob/master/packages/loaders/code-file/CHANGELOG.md)
- [Commits](https://github.com/ardatan/graphql-tools/commits/@graphql-tools/code-file-loader@8.1.28/packages/loaders/code-file)

---
updated-dependencies:
- dependency-name: "@graphql-tools/code-file-loader"
  dependency-version: 8.1.28
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]