fix(ci): authenticate star history fetch

.github/workflows/pages.yml

@@ -184,7 +184,7 @@ jobs:
       # the repository; the script follows every API page and emits both themes.
       - name: Generate star history charts
         env:
-          GITHUB_TOKEN: ${{ github.token }}
+          GITHUB_TOKEN: ${{ secrets.OCS_GITHUB_TOKEN }}
         run: python3 scripts/generate-star-history.py --output-dir dist
 
       # Browsers cannot reliably fetch YouTube playlist/oEmbed responses because