Fix broken YOLO ultralytics links

[daniilpastukhov]

Summary

• Fixed broken YOLO-ultralytics links that were referring to the format specifications on GitHub. The source files were apparently changed, thus links became invalid.

How to test

Checklist

• I have added unit tests to cover my changes.​
• I have added integration tests to cover my changes.​
• I have added the description of my changes into CHANGELOG.​
• I have updated the documentation accordingly

License

• I submit my code changes under the same MIT License that covers the project.
  Feel free to contact the maintainers if that's a concern.
• I have updated the license header for each file (see an example below).

# Copyright (C) 2023 Intel Corporation
#
# SPDX-License-Identifier: MIT

[vinnamkim]

Thanks for your interests on our project! LGTM.

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (e03768b) 80.01% compared to head (1b5ca89) 80.01%.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1161   +/-   ##
========================================
  Coverage    80.01%   80.01%           
========================================
  Files          266      266           
  Lines        29967    29967           
  Branches      5901     5901           
========================================
  Hits         23978    23978           
  Misses        4632     4632           
  Partials      1357     1357           

Flag	Coverage Δ
macos-11_Python-3.8	79.13% <ø> (-0.01%)	⬇️
ubuntu-20.04_Python-3.8	80.00% <ø> (ø)
windows-2019_Python-3.8	79.93% <ø> (ø)

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