Revert "Fix npm ci"

This reverts commit 300d4fa.

Author: microbit-grace

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: microbit-foundation/npm-package-versioner-action@v1
       - run: npm ci
         env:
-          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - run: npm run ci
       - name: Upload GitHub packages artifact
         uses: actions/upload-pages-artifact@v3