upcoming: [M3-7402] - Beta flag DC Get Well endpoints

[coliu-akamai]

Description 📝

• We're putting the DC Get Well endpoints underneath the Beta flag. See internal ticket for details!

How to test 🧪

This should have no visual changes.

Verification steps

(How to verify changes)

• Confirm everything still works from this PR upcoming: [M3-7213] - DC Get Well endpoints, queries, and mock data #9860
• Confirm that MSW requests now have /v4beta/ instead of /v4/

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

[abailly-akamai]

ty!