Is your feature request related to a problem? Please describe.

We're not tracking the install size and bundle size of packages/clients.
Releases can increase bundle/install size resulting in issues like #2747

Describe the solution you'd like

Write a GitHub Action to measure install/bundle sizes for packages AWS SDK for JavaScript (v3).
Example GitHub Action in AWS Amplify https://github.com/aws-amplify/amplify-js/tree/main/.github/actions/bundle-size-action

Additional context

This feature request came up while prioritizing install size reduction in #2813