Astra Portfolio 1.13.0

* Improvement: Excluded the portfolio links from the Yoast SEO plugins sitemap.
* Improvement: The `view` link appears only for the 'Single Page' portfolio type from the portfolio list.
* Fix: Elementor lightbox setting affects to image portfolio type lightbox.

* New: Added the page builder selection option. So, We can now able to import the sites from the selected page builder.
* Fix: Sites import status trigger the infinite AJAX.

* New: Categories setting page options into tabs. Such as General, Style, and Advanced.
* Improvement: If cron is not supported for the website then showing an error such notice.
* Improvement: Showing the current batch import process into the 'Sync' button to know the status of the current batch process. E.g. 'Importing Categories', 'Importing Sites 18 of 241' etc.
* Improvement: Updated menu title from 'Portfolio' with 'WP Portfolio'.
* Improvement: Updated 'Import' button with 'Sync' and improve the logic for importing delete and new sites.
* Improvement: Removed 'Force Fetch' link from the settings page. Now, Deleted and new portfolio sites are imported with the 'Sync' button.
* Fix: If a category contains character & then it converts to the 'amp;'
* Fix: `Quick View` text is not translatable due to it is stored into the database.