chore: dedupe link component in kitchen sink (#8813)
### Description
Fixes #8745
It seems copies of the files were added to a `Link` directory
[here](https://github.com/vercel/turbo/pull/8590/files#diff-8a35c23ac711bfa04062cb92181badcb9b536b0a772e7779c4a5e277a247511d).
This causes issues for case-insensitive filesystems.
### Testing Instructions
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