Add https://youtu.be/uDrn9QZJ2lk and object_counting.py, ai_gym.py updates

[RizwanMunawar]

@glenn-jocher

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Enhanced COCO dataset documentation with video overviews and improved workout monitoring and object tracking in Ultralytics solutions.

📊 Key Changes

• Added YouTube video overview links to COCO and COCO8 dataset documentation pages.
• Updated workout monitoring guide to recommend the use of model.track over model.predict for better workout session analysis.
• Introduced detailed argument documentation for the model.track method, clarifying options like tracking method, confidence threshold, and class filtering.
• Adjusted object counting in object_counter.py to use track ID-based colors for better visual distinction of objects.

🎯 Purpose & Impact

• 🎥 Video Overviews: Provides a more engaging way to learn about COCO datasets, making it accessible for a broader audience.
• 🏋️‍♂️ Workout Monitoring: The shift to model.track aims to enhance accuracy in workout pose recognition and tracking, offering users a more reliable analysis of their exercise routines.
• 📚 model.track Documentation: Clear documentation helps developers utilize tracking features more effectively, potentially leading to better application performance where object tracking is crucial.
• 🌈 Visual Improvements in Tracking: Using track ID colors improves object distinction in tracking applications, enhancing user experience by making object movements easier to follow.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 77.03%. Comparing base (ec1d110) to head (dae10e2).

Files	Patch %	Lines
ultralytics/solutions/object_counter.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9265      +/-   ##
==========================================
+ Coverage   76.95%   77.03%   +0.07%     
==========================================
  Files         117      117              
  Lines       14864    14859       -5     
==========================================
+ Hits        11438    11446       +8     
+ Misses       3426     3413      -13     

Flag	Coverage Δ
Benchmarks	36.77% <0.00%> (+0.06%)	⬆️
GPU	38.84% <0.00%> (+0.01%)	⬆️
Tests	72.10% <0.00%> (+0.02%)	⬆️

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[glenn-jocher]

@RizwanMunawar looks good, thanks for the updates!