Add more memory to Fargate tasks and cleanup logging

[aloftus23]

🗣 Description

This PR:

• adds more memory to Fargate tasks to match what Crossfeed had before
• Cleans up logging
• Make sure the desired count isn't changed on deployment

💭 Motivation and context

Clean up and small adjustments for SQS workflow.

🧪 Testing

Passes all pytests and pre-checks.

✅ Pre-approval checklist

• [x] This PR has an informative and human-readable title.
• [x] Changes are limited to a single goal - eschew scope creep!
• [x] All future TODOs are captured in issues, which are referenced in code comments.
• [x] All relevant type-of-change labels have been added.
• [x] I have read the CONTRIBUTING document.
• [x] These code changes follow cisagov code standards.
• [x] All relevant repo and/or project documentation has been updated to reflect the changes in this PR.
• [x] Tests have been added and/or modified to cover the changes in this PR.
• [x] All new and existing tests pass.

[aloftus23]

Holly fruit salad batman. Those are huge increases.

I had them way too low. We can monitor in the ELK after but figured better safe than sorry for now.