Add Album Cover Art Check

[egndz]

Add Album Art Check

Checks if the audio file has already a cover art, if there is any, delete the cover then add again. Deletion of the cover art ensures that if new cover is available it updates to new one.

Related Issue

Fixes #2024

Motivation and Context

Avoid increasing file sizes due to multiple cover arts

How Has This Been Tested?

pytest -k embed_metadata

Screenshots (if appropriate)

Types of Changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• [X] My code follows the code style of this project
• [ ] My change requires a change to the documentation
• [ ] I have updated the documentation accordingly
• [X] I have read the CONTRIBUTING document
• [X] I have read the CORE VALUES document
• [ ] I have added tests to cover my changes
• [X] All new and existing tests passed