'loadTypedefsSync' is not outputting imported types

[idahogurl]

Issue workflow progress

Progress of the issue based on the Contributor Workflow

• 1. The issue provides a reproduction available on Github, Stackblitz or CodeSandbox

  Make sure to fork this template and run yarn generate in the terminal.

  Please make sure the GraphQL Tools package versions under package.json matches yours.

• 2. A failing test has been provided
• 3. A local solution has been provided
• 4. A pull request is pending review

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Describe the bug

To Reproduce
Steps to reproduce the behavior:

1. Clone https://github.com/idahogurl/graphql-tools-import-bug
2. Run npm i
3. Run npm run output

Expected behavior
The type PilatesInstructor is output in the schema.graphql file generated

Actual behavior
The type PilatesInstructor is missing from schema.graphql

Environment:

• OS: macOS Monterey
• "@graphql-tools/graphql-file-loader": "^7.5.13"
• "@graphql-tools/load": "^7.8.8"
• "graphql": "^16.6.0"
• NodeJS: v16.18.1

Additional context