fix: update shields.io download badge logo to 'github'

[adnan-bhaldar]

PR Checklist

• Functionality has been tested, no obvious bugs
• Code style follows project conventions
• Documentation/comments updated (if applicable)

Brief Description of Changes

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Related Issue (if any)

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Additional Notes

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Summary by Sourcery

Documentation:

• Adjust the downloads badge in the README to use the GitHub logo instead of the generic download icon.

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Updates the README download badge to use the GitHub logo in the shields.io URL so it visually matches the other GitHub-related badges.

File-Level Changes

Change	Details	Files
Change the download count badge logo in the README to use the GitHub logo instead of a generic download icon.	Update the shields.io URL for the downloads badge to set logo=github instead of logo=download while keeping other query parameters unchanged	README.md

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