Bump ecs::modernisation-platform-terraform-ecs-cluster

Bumps [ecs::modernisation-platform-terraform-ecs-cluster](https://github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster) from 4.3.0 to 5.0.0.
- [Release notes](https://github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster/releases)
- [Commits](ministryofjustice/modernisation-platform-terraform-ecs-cluster@v4.3.0...v5.0.0)

---
updated-dependencies:
- dependency-name: ecs::github::ministryofjustice/modernisation-platform-terraform-ecs-cluster::v4.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

terraform/environments/delius-core/modules/delius_environment/common_ecs.tf

@@ -1,5 +1,5 @@
 module "ecs" {
-  source = "github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster//cluster?ref=v4.3.0"
+  source = "github.com/ministryofjustice/modernisation-platform-terraform-ecs-cluster//cluster?ref=v5.0.0"
 
   name = "delius-core-${var.env_name}-cluster"