fix(deps): upgrade projen (#8)

Upgrades project dependencies. See details in [workflow run].

[Workflow Run]: https://github.com/time-loop/cdk-redis-queue-depth-metric-publisher/actions/runs/7980645079

------

*Automatically created by projen via the "update-projen-main" workflow*

Signed-off-by: github-actions <github-actions@github.com>
Co-authored-by: github-actions <github-actions@github.com>

Author: cu-infra-svc-git