feat: update note for pnpm

[romadryud]

It will more clear to developer to see that note in electron-builder docs. This line was taken from pnpm docs

[changeset-bot]

⚠️ No Changeset found

Latest commit: 379b761

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[netlify]

✅ Deploy Preview for car-park-attendant-cleat-11576 ready!

Name	Link
🔨 Latest commit	379b761
🔍 Latest deploy log	https://app.netlify.com/sites/car-park-attendant-cleat-11576/deploys/633aa203d58a760008ae3338
😎 Deploy Preview	https://deploy-preview-7163--car-park-attendant-cleat-11576.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[romadryud]

@develar Could you please take a look on this tiny one?

[mmaietta]

Great callout.
Can you please also edit the PNPM note on the Readme as part of this PR?
https://github.com/electron-userland/electron-builder/blob/master/README.md#note-for-pnpm

[romadryud]

@mmaietta Done ✅