docs: improve the PR template

[Panquesito7]

Describe your change

• [ ] Add an algorithm?
• [ ] Fix a bug or typo in an existing algorithm?
• [x] Documentation change?
• [ ] Miscellaneous changes?

Checklist

• [x] I have read CONTRIBUTING.md.
• [x] This pull request is all my own work -- I have not plagiarized.
• [x] I know that pull requests will not be merged if they fail the automated tests.
• [ ] This PR only changes one algorithm file. To ease review, please open separate PRs for separate algorithms.
• [ ] All new JavaScript files are placed inside an existing directory.
• [ ] All filenames should use the UpperCamelCase (PascalCase) style. There should be no spaces in filenames.
  • Example: UserProfile.js is allowed but userprofile.js, Userprofile.js, user-Profile.js, and userProfile.js are not.
• [ ] All new algorithms have a URL in their comments that points to Wikipedia or similar explanations.
• [ ] If this pull request resolves one or more open issues, add Closes: #{$ISSUE_NO} to this PR.

[Panquesito7]

I'd prefer it if we could simplify the PR template rather than complicating it further…

What do you suggest/think we should do?

[appgurueu]

I'd prefer it if we could simplify the PR template rather than complicating it further…

What do you suggest/think we should do?

Perhaps get rid of the checklist? It adds no value for reviewers; it should be "private" to the PR author.

[stale[bot]]

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