docs: improve images in the readme

[Panquesito7]

Describe the changes you've made

• Improve images in the readme.

Type of change

What sort of change have you made:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, local variables)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update.
• This change requires a documentation update

How Has This Been Tested?

I don't think this applies here.

Checklist

• My code follows the guidelines of this project.
• I have performed a self-review of my own code.
• I have commented on my code, particularly wherever it was hard to understand.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• Any dependent changes have been merged and published in downstream modules.

Code of Conduct

• I agree to follow this project's Code of Conduct

[Setarland]

Describe the changes you've made

• Improve images in the readme.

Type of change

What sort of change have you made:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, local variables)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update.
• This change requires a documentation update

How Has This Been Tested?

I don't think this applies here.

Checklist

• My code follows the guidelines of this project.
• I have performed a self-review of my own code.
• I have commented on my code, particularly wherever it was hard to understand.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• Any dependent changes have been merged and published in downstream modules.

Code of Conduct

• I agree to follow this project's Code of Conduct