refactor(access-control-casbin): extract header props interface

[ivanPeshterskii]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://refine.dev/docs/guides-concepts/contributing/#commit-convention

Bugs / Features

• Related issue(s) linked
• Tests for the changes have been added
• Docs have been added / updated
• Changesets have been added https://refine.dev/docs/guides-concepts/contributing/#creating-a-changeset

What is the current behavior?

The IHeaderProps interface is declared directly inside header.tsx.

What is the new behavior?

The IHeaderProps interface has been extracted into a separate interface file under the interfaces folder to improve code organization and maintainability.

Notes for reviewers

This is a small refactor with no functional changes.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 538dcf1

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR