chore: revert "chore(docs): workaround netlify pnpm build issue (#11477)"

[sapphi-red]

Description

This PR does:

• fix duplicate package names
  • this was the reason why it was failing
  • See chore: revert "chore(docs): workaround netlify pnpm build issue (#11477)" #11759 (comment)
  • related: Show an understandable error when getBuildInfo failed netlify/build-image#898
• revert chore(docs): workaround netlify pnpm build issue #11477
• set PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD=1 for netlify build

Additional context

---

What is the purpose of this pull request?

• Bug fix
• New Feature
• Documentation update
• Other

Before submitting the PR, please make sure you do the following

• Read the Contributing Guidelines.
• Read the Pull Request Guidelines and follow the PR Title Convention.
• Check that there isn't already a PR that solves the problem the same way to avoid creating a duplicate.
• Provide a description in this PR that addresses what the PR is solving, or reference the issue that it solves (e.g. fixes #123).
• Ideally, include relevant tests that fail without this PR but pass with it.

[sapphi-red]

OK. I found what was causing the build failure. There was a duplicated package name.
@netlify/build-info failed to obtain the info and the build failed with jq getting null.
https://github.com/netlify/build-image/blob/632a0e9c1543e2e7b55a9d51497b468514a8e6ca/tests/get-build-info.mjs#L14
https://app.netlify.com/sites/vite-docs-main/deploys/63ca1b7c4091d30009e298d3#L34

[sapphi-red]

I guess this is failing because the cache is broken. jest shouldn't be in node_modules but it existed.

[sapphi-red]

Yep, it worked

[bluwy]

Ah this is great sleuthing Sapphi. Thanks for fixing this!