[ Comment Author Avatar Block ] - Escape styles attribute

[cbravobernal]

Description

In this PR we add escaping for styles attributes in order to be more secure.

How has this been tested?

• Created a post.
• Add Comments Query Loop
• Checkws that Avatar is working fine with spacing attributes in both editor and frontend.

Screenshots

Types of changes

Small update to improve security

Checklist:

• My code is tested.
• My code follows the WordPress code style.
• My code follows the accessibility standards.
• I've tested my changes with keyboard and screen readers.
• My code has proper inline documentation.
• I've included developer documentation if appropriate.
• I've updated all React Native files affected by any refactorings/renamings in this PR (please manually search all *.native.js files for terms that need renaming or removal).

[ntsekouras]

Thanks! 👍

[gziolo]

Lovely, thank you!