fix: prevent jobs from stopping the cron loop

[Soare-Robert-Daniel]

Summary

• Fixed a condition for a Pro feature that crashed the cron for free users. The bug was introduced in 1a73ce6 for this issue https://github.com/Codeinwp/feedzy-rss-feeds-pro/issues/504
• Added a try...catch mechanism to stop possible errors from propagating inside the loop of the cron event.

Testing

Note

This bug affected Free users; do not install the Pro version.

• Use links from this comment: Feeds are not automatically updated via the Wordpress CRON job #883 (comment)
• Enable the debug and debug logs.
• Install the plugin that can run the cron job, like https://wordpress.org/plugins/advanced-cron-manager/
• Run the cron named feedzy_job.
• Check the logs if you see some errors with the prefix: [Feedzy Run Cron] or fatal crash regarding 'FEEDZY_PRO_FETCH_ITEM_IMG_URL'

[pirate-bot]

Plugin build for 553e74d is ready 🛎️!

• Download build

[irinelenache]

@Soare-Robert-Daniel Tested and everything's fine here 🚀

[pirate-bot]

🎉 This PR is included in version 4.4.5 🎉

The release is available on GitHub release

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