ci(NODE-5361): use task groups for lambda

[durran]

Description

Switches the deployed AWS Lambda tests to use task groups for more consistent setup and teardown.

What is changing?

• Removes the one-shot lambda test.
• Updates the Evergreen config to use task groups with a setup and teardown script provided in drivers tools. (test(DRIVERS-2657): break out lambda scripts  mongodb-labs/drivers-evergreen-tools#325)
• Spec changes: test(DRIVERS-2657): update faas testing spec specifications#1438

Is there new documentation needed for these changes?

None

What is the motivation for this change?

NODE-5361/DRIVERS-2657 and not losing money on orphaned Atlas clusters.

Release Highlight

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Double check the following

• Ran npm run check:lint script
• Self-review completed using the steps outlined here
• PR title follows the correct format: type(NODE-xxxx)[!]: description
  • Example: feat(NODE-1234)!: rewriting everything in coffeescript
• Changes are covered by tests
• New TODOs have a related JIRA ticket

[baileympearson]

If we're only running this task every 14 days on main, should we be running it on PRs?

Otherwise, the changes look good.

[durran]

If we're only running this task every 14 days on main, should we be running it on PRs?

Otherwise, the changes look good.

I've removed now.