Refactor Filament resource namespaces for consistency

[sweep-ai]

Purpose

This pull request aims to refactor the namespace structure of the Filament resources in the liberu-cms/cms-laravel repository. The goal is to ensure consistent naming conventions and organization of the resource files.

Description

The changes made in this pull request include:

1. Updating the namespace of the TagResource and its related pages from App\Filament\Admin\Resources\TagResource to App\Filament\App\Resources\TagResource.
2. Updating the namespace of the AuthorResource and its related pages from App\Filament\Admin\Resources\AuthorResource to App\Filament\App\Resources\AuthorResource.
3. Updating the namespace of the ContentResource and its related pages from App\Filament\Admin\Resources\ContentResource to App\Filament\App\Resources\ContentResource.

These changes ensure that all Filament resources are consistently organized under the App\Filament\App\Resources namespace, which aligns with the overall structure of the application.

Summary

• Refactored the namespace of TagResource and its related pages to App\Filament\App\Resources\TagResource
• Refactored the namespace of AuthorResource and its related pages to App\Filament\App\Resources\AuthorResource
• Refactored the namespace of ContentResource and its related pages to App\Filament\App\Resources\ContentResource

Suggested changes from Sweep Chat by @curtisdelicata. Continue chatting at https://sweep-chat-demo.vercel.app/c/2c432cfd-f851-46f5-990e-556a602f42f9.