Update coredns to execute a rollout when no patch is required.

[ryehowell]

Description

Fixes #223

This PR adds a deployment rollout when a patch isn't required for coredns. This is necessary to ensure coredns is scheduled on Fargate when a patch operation doesn't take place. Without the update the coredns deployment will remain in the pending state.

Documentation

TODOs

Read the Gruntwork contribution guidelines.

Please ensure all of these TODOs are completed before asking for a review.

• [ ] Ensure the branch is named correctly with the issue number. e.g: feature/new-vpc-endpoints-955 or bug/missing-count-param-434.
• [ ] Update the docs.
• [ ] Keep the changes backward compatible where possible.
• [ ] Run the pre-commit checks successfully.
• [ ] Run the relevant tests successfully.
• [ ] Ensure any 3rd party code adheres with our license policy or delete this line if its not applicable.

Release Notes (draft)

• Update schedule coredns to perform a rollout when patch operation isn't executed for scheduling coredns on Fargate.

Migration Guide