☁️📦 Improve setup of Vonage archiving

[rossng]

What's improved

• Provision a least-privilege user to be used by Vonage S3 archiving.
• Update instructions to match.
• Update CDK packages.

Details

• Related issue: #[Insert issue number]

Upgrading

Instructions for other developers on how to upgrade their environment after pulling this new code. Please tick (i.e. put an 'x' in) the boxes for the actions that are necessary.

• [ ] Run GraphQL Codegen in the [frontend/actions service/playout service/realtime service]
• [x] Re-install NPM packages in /aws
• [ ] Apply Hasura migrations
• [ ] Apply Hasura metadata
• [ ] Update Auth0 rules
• [ ] Update environment variables
• [x] Re-deploy AWS CDK [and update AWS environment variables]

Deployment

Instructions for how to deploy these changes to production. Please tick (i.e. put an 'x' in) the boxes for the actions that are necessary.

• [ ] Apply migrations to Hasura
• [ ] Apply metadata to Hasura
• [ ] Reload enum table/values in Hasura for [table names]
• [ ] Re-deploy frontend
• [ ] Re-deploy actions service
• [ ] Re-deploy playout service
• [ ] Re-deploy real-time service
• [ ] Flush real-time service state (Redis/RabbitMQ)
• [ ] Update environment variables for [name of component]

Any other steps necessary to re-deploy?

Update S3 access key/secret access key in Vonage.