fix: link overrides should be able to use absolute path

[yjrhgvbn]

pnpm will install a wrong dependency when link override is an absolute path

"pnpm": {
    "overrides": {
      "test": "link:/absolute-path//test"
    }
  }

[welcome]

💖 Thanks for opening this pull request! 💖
Please be patient and we will get back to you as soon as we can.

[zkochan]

Add a changeset as described in CONTRIBUTING.md

[yjrhgvbn]

add it

[welcome]

Congrats on merging your first pull request! 🎉🎉🎉

[gluxon]

Thanks for adding this @yjrhgvbn!