change: [M3-8429] - Add a "Sizing a pull request" section to CONTRIBUTING.md

[mjac0bs]

Description 📝

This is an action item from Cafe. (8/8/24)

Some good internal guidelines exist about writing good, small PRs. It would be useful for these to live in our public developer docs too, for ease of referencing and linking in PR reviews.

Changes 🔄

• Adds the 'Sizing a pull request' section to our contributing docs page
• Links that section in the 'Submitting a pull request' section

Preview 📷

How to test 🧪

Verification steps

(How to verify changes)

• Read the diff (or pull the PR and yarn docs, then go to http://localhost:5173/manager/CONTRIBUTING.html#sizing-a-pull-request to view it locally.
• If there are any better or additional examples to include, we can definitely do that.

As an Author I have considered 🤔

Check all that apply

• 👀 Doing a self review
• ❔ Our contribution guidelines
• 🤏 Splitting feature into small PRs
• ➕ Adding a changeset
• 🧪 Providing/Improving test coverage
• 🔐 Removing all sensitive information from the code and PR description
• 🚩 Using a feature flag to protect the release
• 👣 Providing comprehensive reproduction steps
• 📑 Providing or updating our documentation
• 🕛 Scheduling a pair reviewing session
• 📱 Providing mobile support
• ♿ Providing accessibility support

[jdamore-linode]

Thanks @mjac0bs!

[bnussman-akamai]

Thank you 🙏

[github-actions]

Coverage Report: ✅
Base Coverage: 82.41%
Current Coverage: 82.41%