chore: warn on sync FS method use in development

[flotwig]

• Closes Warn on all runtime fs.sync* calls that need to be converted to be async and convert to async #22028

User facing changelog

Additional details

• Adds warning when synchronous FS method use is detected.
• Right now, there are a lot of warnings due to node_modules using sync FS methods.

Steps to test

How has the user experience changed?

PR Tasks

• Have tests been added/updated?
• Has the original issue (or this PR, if no issue exists) been tagged with a release in ZenHub? (user-facing changes only)
• Has a PR for user-facing changes been opened in cypress-documentation?
• Have API changes been updated in the type definitions?

[cypress-bot]

Thanks for taking the time to open a PR!

• Create a Draft Pull Request if your PR is not ready for review. Mark the PR as Ready for Review when you're ready for a Cypress team member to review the PR.
• Become familiar with the Code Review Checklist for guidelines on coding standards and what needs to be done before a PR can be merged.