Add assets related to Intel DL Streamer guide

[lakshanthad]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

🖼️ Updates Intel DL Streamer assets for YOLO26 detection across GPU, multi-stream GPU, and NPU workflows.

📊 Key Changes

• Updated the following documentation assets:
  • docs/dlstreamer-intel-yolo26-detect-gpu.avif
  • docs/dlstreamer-intel-yolo26-detect-multistream-gpu.avif
  • docs/dlstreamer-intel-yolo26-detect-npu.avif
  • docs/dlstreamer-intel.avif
• The listed files are auto-generated or lock-related assets, so no source-code changes are indicated in the available diff.

🎯 Purpose & Impact

• 📚 Keeps documentation media aligned with YOLO26 Intel DL Streamer detection examples.
• ⚡ Improves clarity for users following GPU, multi-stream GPU, and NPU deployment workflows.
• 🔧 No functional impact on the Ultralytics codebase can be confirmed from the provided diff.

📋 Skipped 4 files (lock files, generated, images, etc.)

• docs/dlstreamer-intel-yolo26-detect-gpu.avif
• docs/dlstreamer-intel-yolo26-detect-multistream-gpu.avif
• docs/dlstreamer-intel-yolo26-detect-npu.avif
• docs/dlstreamer-intel.avif

[github-actions]

👋 Hello @lakshanthad, thank you for submitting a ultralytics/assets 🚀 PR! This automated message is here to help with initial checks, and an Ultralytics engineer will assist with review soon. To ensure a seamless integration of your Intel DL Streamer guide assets, please review the following checklist:

• ✅ Define a Purpose: Clearly explain the purpose of your fix or feature in your PR description, and link to any relevant issues. Ensure your commit messages are clear, concise, and adhere to the project's conventions.
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• ✅ Update Documentation: Update the relevant documentation for any new or modified features.
• ✅ Add Tests: If applicable, include or update tests to cover your changes, and confirm that all tests are passing.
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• ✅ Minimize Changes: Limit your changes to the minimum necessary for your bug fix or feature addition. "It is not daily increase but daily decrease, hack away the unessential. The closer to the source, the less wastage there is." — Bruce Lee

For more guidance, please refer to our Contributing Guide. Don't hesitate to leave a comment if you have any questions. Thank you for contributing to Ultralytics! 🚀

[github-actions]

🎉 Thank you, @lakshanthad, for this valuable contribution and congratulations on the merge!

“Great things are done by a series of small things brought together.” — Vincent van Gogh

Your updated Intel DL Streamer assets keep the YOLO26 GPU, multi-stream GPU, and NPU documentation clear, current, and practical for the community. These improvements make deployment workflows easier to follow and help users get more from YOLO26 across Intel hardware. We truly appreciate your attention to detail!