[CDF-25307] 🤖 Add agents Acl (#1779)

# Description

Adds AgentsAcl as a capability type.

## Changelog

- [x] Patch
- [ ] Minor
- [ ] Skip

## cdf

### Improved

- When running `cdf build`, you no longer get a `ResourceFormatWarning`
when you have a group with an AgentsAcl.

## templates

No changes.
