Alt Attribute to Improve SEO

[rednazkela]

Describe the bug
This is not a bug at all, just need to add an empty "alt" attribute to class-social-proof-slider-shared.php line 251 to avoid SEO checkers mark all testimonial images with "no alt attribute". Even better if it could take the "alt" description specified at Media Library, although this images are decorative an empty alt is enogh

To Reproduce
Steps to reproduce the behavior:
Checked site on Seobility.net

Expected behavior
No SEO score punishment related to alt attributes

Screenshots

Desktop (please complete the following information):

• OS: Windows
• Browser Firefox
• Version 97