Update CODEOWNERS

[tongyu-microsoft]

This PR adds new code owners for ui code reviews.

Description

This PR adds new code owners for ui code reviews.

Checklist

• I have added screenshots above for all UI changes.
• I have added e2e tests for all UI changes.
• Documentation was updated if it was needed.

[codecov-commenter]

Codecov Report

Merging #1557 (9c8dbea) into main (b210eb6) will decrease coverage by 2.01%.
The diff coverage is n/a.

❗ Current head 9c8dbea differs from pull request most recent head 12b99dd. Consider uploading reports for the commit 12b99dd to get more accurate results

@@            Coverage Diff             @@
##             main    #1557      +/-   ##
==========================================
- Coverage   89.75%   87.73%   -2.02%     
==========================================
  Files          38      109      +71     
  Lines        1610     5260    +3650     
==========================================
+ Hits         1445     4615    +3170     
- Misses        165      645     +480     

Flag	Coverage Δ
unittests	87.73% <ø> (-2.02%)	⬇️

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

Impacted Files	Coverage Δ
responsibleai/responsibleai/_data_validations.py	94.73% <0.00%> (ø)
raiwidgets/raiwidgets/cohort.py	95.00% <0.00%> (ø)
raiwidgets/raiwidgets/explanation_constants.py	100.00% <0.00%> (ø)
...ibleai/responsibleai/managers/explainer_manager.py	68.75% <0.00%> (ø)
...ai/responsibleai/rai_insights/rai_base_insights.py	87.58% <0.00%> (ø)
...iwidgets/raiwidgets/explanation_dashboard_input.py	59.85% <0.00%> (ø)
raiwidgets/raiwidgets/error_analysis_dashboard.py	72.41% <0.00%> (ø)
...tools/counterfactual/dashboard_schemas/__init__.py	100.00% <0.00%> (ø)
...ai/responsibleai/_tools/error_analysis/__init__.py	100.00% <0.00%> (ø)
...nsibleai/databalanceanalysis/data_balance_utils.py	100.00% <0.00%> (ø)
... and 61 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b210eb6...12b99dd. Read the comment docs.

[github-actions]

https://responsibleai.blob.core.windows.net/pullrequest/microsoft/responsible-ai-toolbox/updateCodeOwners/dashboard/index.html

[github-actions]

https://responsibleai.blob.core.windows.net/pullrequest/microsoft/responsible-ai-toolbox/updateCodeOwners/dashboard/index.html

[github-actions]

https://responsibleai.blob.core.windows.net/pullrequest/microsoft/responsible-ai-toolbox/updateCodeOwners/dashboard/index.html

[github-actions]

https://responsibleai.blob.core.windows.net/pullrequest/microsoft/responsible-ai-toolbox/updateCodeOwners/dashboard/index.html

[github-actions]

https://responsibleai.blob.core.windows.net/pullrequest/microsoft/responsible-ai-toolbox/updateCodeOwners/dashboard/index.html