Implement resizing of configurable features

[davejsdev]

Reason for change

Testing

• Create a configured plan in storybook
• go to resize plan selector and verify that all values are the same as when the resource was created.
• change the configured values and click the resize button
• check in resource details that the values have been updated on the resource

Checklist

• CHANGELOG: The Unreleased section of CHANGELOG was updated
• Prop changes: docs were updated
• Prop changes: E2E tests were updated, testing from the highest level possible
• Platform testing: If this change should be tested against a platform, has it been?

[vercel]

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