Update basic skills - 02_dataset_download

[vinnamkim]

Summary

• Change from sphinx_panels to sphinx-design
• Update basic skills - 02_dataset_download

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

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (f640c2c) 78.68% compared to head (2fa9d2f) 78.68%.

Additional details and impacted files

@@               Coverage Diff               @@
##           releases/1.2.0     #935   +/-   ##
===============================================
  Coverage           78.68%   78.68%           
===============================================
  Files                 231      231           
  Lines               26408    26408           
  Branches             5257     5257           
===============================================
  Hits                20780    20780           
  Misses               4403     4403           
  Partials             1225     1225           

Flag	Coverage Δ
macos-11_Python-3.8	77.71% <ø> (ø)
ubuntu-20.04_Python-3.8	78.66% <ø> (ø)
windows-2019_Python-3.8	78.57% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[vinnamkim]

Resolved conflicts.

[bonhunko]

LGTM