Background Image Cache on Flexbox set as Featured Post Image

### Description

When i set Background as an Feature Image on my template for Single post.

The same background for Post 1 repeat for all posts . Only when i clean the cache the background get the feature image from current pos i'm view and apply for the rest .

### Steps to reproduce

Create a Single template > Add a flexbox > Set background as a feature image.

Navigate for diferent posts

### Expected behavior

Show the current Post Feature image as a background.

### Elementor System Info

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Current version of elementor
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### Agreement

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- [x] I agree that my issue may be closed without further action if it doesn't meet all the requirements outlined in the Editor V4 Bug Report form.