CCM-11352: Force destory eventcache bucket and enable raw message delivery

[bhansell1]

Description

• adds a flag for raw message delivery
• adds a flag to force destroy eventcache s3 bucket

Context

Raw message delivery

Makes it easier to reason over the stored data in S3 for automated tests in the sbx environment

Force destroy

sbx automated tests add a bunch of files to the eventcache bucket and the environment teardown fails because the bucket is not empty.

Trying to empty the bucket via code is too unreliable because files could endup in the bucket after the automated test teardown steps have completed.

Type of changes

• Refactoring (non-breaking change)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would change existing functionality)
• Bug fix (non-breaking change which fixes an issue)

Checklist

• I am familiar with the contributing guidelines
• I have followed the code style of the project
• I have added tests to cover my changes
• I have updated the documentation accordingly
• This PR is a result of pair or mob programming

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• I confirm that neither PII/PID nor sensitive data are included in this PR and the codebase changes.