chore(deps): update peter-evans/create-pull-request action to v8 (#1318)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/content-generation.yml

@@ -76,7 +76,7 @@ jobs:
           fi
 
       - name: Create pull request
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         if: steps.check-changes.outputs.HAS_CHANGES == 'true'
         with:
           token: ${{ secrets.BOT_PAT }}