[KYUUBI #5701] Enhance the PR Template to make PR desc informative

[yaooqinn]

🔍 Description

Issue References 🔗

This pull request fixes #5701

Describe Your Solution 🔧

This PR updates the PR template to ensure that PR authors provide informative PR descriptions for reviewers to speed up the review process.

It's also suitable for improving our code quality.

Besides, docs/contributing/code/style.rst is also changed to add a link to the doc style so that we can keep the PR template neat.

Types of changes 🔖

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Test Plan 🧪

Behavior Without This Pull Request ⚰️

See the screenshot below.

Behavior With This Pull Request 🎉

It's able to check it from the description of this PR directly.

Related Unit Tests

No

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Checklists

📝 Author Self Checklist

• My code follows the style guidelines of this project
• I have performed a self-review
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• This patch was authored or co-authored using Generative Tooling

📝 Committer Pre-Merge Checklist

• Pull request title is okay.
• No license issues.
• Milestone correctly set?
• Test coverage is ok
• Assignees are selected.
• Minimum number of approvals
• No changes are requested

Be nice. Be informative.

[bowenliang123]

Missing "Was this patch authored or co-authored using generative AI tooling?" question and the radio options.

[yaooqinn]

It's on the author self checklist

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (905170d) 61.43% compared to head (19bdea9) 61.40%.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #5702      +/-   ##
============================================
- Coverage     61.43%   61.40%   -0.04%     
  Complexity       23       23              
============================================
  Files           607      607              
  Lines         35727    35727              
  Branches       4891     4891              
============================================
- Hits          21950    21937      -13     
- Misses        11393    11402       +9     
- Partials       2384     2388       +4     

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[yaooqinn]

Thanks. Merged to master