Button image background cannot be deleted or reset in settings options

[ytmaps]

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• I checked for existing similar issues
• I checked that the plugin is up to date
• The issue persists with all other plugins and themes disabled

Plugin Version

1.3.1

This Issue Occurs on

• Windows
• Linux
• macOS
• Android
• iOS

Debug Info

The button templates setting option has added a button image background function, but after adding the image, the background image cannot be deleted or reset in the setting selection phase.It seems that background images can only be removed from the "data.json" document at the moment.

Describe the Issue

demo.mp4

Steps to Reproduce

...

Expected Behavior

Added the ability to reset or delete background images in settings

[mProjectsCode]

Thanks