Validate silently pass in case there is no directory for list resources

[remyleone]

Terraform CLI and terraform-plugin-docs Versions

github.com/hashicorp/terraform-plugin-docs v0.24.0 // indirect
❯ terraform version
Terraform v1.14.8
on darwin_arm64

Provider Code

I implemented a list resource without creating a folder in the docs/ folder for list resources

Expected Behavior

I would expect tfplugindocs validate to fail

Actual Behavior

tfplugindocs validate do not fail and ignore that a list does not have any documentation

Steps to Reproduce

• checkout 2f7ab41d64edd6788d5befc2e21ba39ef403e4aa on https://github.com/scaleway/terraform-provider-scaleway
• make docs

How much impact is this issue causing?

High

Logs

No response

Additional Information

No response

Code of Conduct

• I agree to follow this project's Code of Conduct

[remyleone]

This might be helpful #585