chore: update docs to point to npm-hosted package

Author: grega

.github/workflows/pages.yml

@@ -9,7 +9,6 @@ permissions:
   contents: read
   pages: write
   id-token: write
-  packages: read
 
 concurrency:
   group: "pages"
@@ -27,11 +26,6 @@ jobs:
         with:
           node-version: 22
 
-      - name: Configure npm for GitHub Packages
-        run: |
-          echo "@raspberrypifoundation:registry=https://npm.pkg.github.com" >> ~/.npmrc
-          echo "//npm.pkg.github.com/:_authToken=${{ secrets.GITHUB_TOKEN }}" >> ~/.npmrc
-
       - name: Install dependencies
         working-directory: docs
         run: npm ci

README.md

@@ -77,7 +77,7 @@ Output files will be in `dist/`.
 
 You can now import, and use it, elsewhere (see Usage notes).
 
-The package is published to: https://github.com/RaspberryPiFoundation/python-friendly-error-messages/pkgs/npm/python-friendly-error-messages
+The package is published to: https://www.npmjs.com/package/@raspberrypifoundation/python-friendly-error-messages
 
 ## Publishing