Update README.md

[Devaprabhu1094]

Extension Submission

Extension Name:
[e.g. Cobalt Download]

Extension ID:
[e.g. cobalt-download]

Version:
[e.g. 1.0.0]

Icon URL:
[e.g. https://raw.githubusercontent.com/zarzet/SpotiFLAC-Extension/main/icons/my-extension-icon.png]
(Must be a direct link to the image you uploaded to the icons/ folder in this PR)

Description:
[Brief description of what the extension does]

Checklist:

• I have added the .spotiflac-ext file to the extensions/ folder.
• I have added the icon image (PNG/JPG, 512x512) to the icons/ folder.
• I have added the entry to registry.json (pointing iconUrl to the file in icons/).
• I have tested the extension and it works as expected.
• This extension contains no malicious code.

Notes:
[Any additional information for the reviewers]