fix: scale the footer icons on hover

[samualhalder]

What does this PR do?

I have added some styles so that the icons of the footer section scale on hover.

Fixes #1730

https://github.com/user-attachments/assets/7c4195d3-83e3-4f5d-840a-81737e740d61

Type of change

• Bug fix (non-breaking change which fixes an issue)

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