Update Actions with Lychee and GitHub Token (#34)

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

.github/workflows/format.yml

@@ -17,7 +17,9 @@ jobs:
       - name: Run Ultralytics Formatting
         uses: ultralytics/actions@main
         with:
+          token: ${{ secrets.GITHUB_TOKEN }}  # automatically generated
           python: true
           docstrings: true
           markdown: true
           spelling: true
+          links: true

README.md

@@ -5,6 +5,8 @@
 
 Welcome! You've arrived at the [Ultralytics](https://ultralytics.com) Assets repository, your one-stop hub for visual assets, powerful pre-trained models, and carefully curated datasets. These tools are meticulously crafted to complement the Ultralytics YOLO ecosystem, providing capabilities that span object detection, instance segmentation, image classification, pose estimation, and tracking.
 
+[![Ultralytics Actions](https://github.com/ultralytics/assets/actions/workflows/format.yml/badge.svg)](https://github.com/ultralytics/assets/actions/workflows/format.yml)
+
 ## 🛠 Features at a Glance
 
 - **🖼 Visual Assets**: Dive into our collection of banners and logos that you can incorporate into your applications or as part of your collaboration with Ultralytics tools.