[CRE-1055] fix: Limited photo permissions

[ahavamorse]

This PR fixes a couple issues:

• Loading indicator stops when there is no media to load
• Calls libraryViewHaveNoItems when photo permissions is denied

[Copilot]

Pull request overview

This PR fixes handling of limited photo permissions by ensuring proper UI feedback and delegate notifications when the photo library is empty or access is denied.

• Adds a permission denied callback to handle cases where photo permissions are restricted
• Stops the loading indicator when there are no media items to load
• Makes protocol visibility public to enable proper delegate communication

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated no comments.

File	Description
Source/YPPickerVC.swift	Makes YPPickerVCDelegate protocol and delegate property public; adds permissionDeniedBlock to trigger libraryViewHaveNoItems when permissions are denied
Source/YPImagePicker.swift	Makes protocol conformance methods public to match public protocol
Source/Pages/Gallery/YPLibraryVC.swift	Extracts libraryViewHaveNoItems into helper method that hides loader before calling delegate
Source/Helpers/Permissions/YPPermissionCheckable.swift	Adds optional permissionDeniedBlock parameter to handle permission denial cases

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.